A warehouse manager working out how many fans to hang, and what size, is usually working from a wall-mounted split system spec sheet and a lot of guesswork. Industrial ceiling fans — the high-volume, low-speed (HVLS) type with blade spans measured in metres, not centimetres — are sized on a completely different basis, and getting it wrong is an expensive mistake to make twice. Buy one fan when the floor needs three, and the far corners of the shed never feel a breath of moving air. Buy three-phase capacity you don't have run to the building, and the job stalls on an electrician before the fan is even unboxed.
This guide covers how industrial ceiling fans actually cool a workspace, how to work out the size and number of fans your floor area and ceiling height actually need, the single-phase vs three-phase question that trips up more buyers than any spec sheet number, and the practical installation and running-cost detail that decides whether the fan earns its keep. It's written for the Australian market — for the workshop owner, warehouse manager, or facilities buyer scoping a real fit-out, not browsing.
What Is an Industrial Ceiling Fan (HVLS Fan)?
An industrial ceiling fan — also called an HVLS fan, for High Volume, Low Speed — is a large-diameter ceiling-mounted fan built to move a very large volume of air slowly across an open floor, rather than a small volume of air quickly at head height. Blade spans on the market commonly run from around 4m up to 7.3m and beyond, turning at low RPM — a fraction of the speed of a household ceiling fan — while still shifting far more air overall because of the sheer area the blades sweep.
The category sits apart from the small fans most workshops already own. A 450mm floor fan or a 750mm pedestal fan (AIMS stocks the Fanmaster range in both) cools a person standing directly in the airstream. An HVLS fan is sized to condition an entire floor area — it's a building-level air movement decision, not a personal-comfort one, and it's priced and bought that way: a single unit is a capital purchase, not a $200 impulse buy from the hardware aisle.
How HVLS Fans Actually Cool a Warehouse or Workshop
An HVLS fan does not lower the air temperature in a building — it has no refrigeration cycle, so the thermometer reading on the wall doesn't move. What it changes is the rate of evaporative cooling and convective heat loss off a person's skin. Moving air across the body accelerates sweat evaporation and heat transfer away from the skin, which is why a person standing under a large fan on a 34°C day feels closer to 28-30°C, even though the air itself is still 34°C. This is the same principle behind a household ceiling fan or a wind-chill effect — HVLS fans simply apply it over a much larger area, non-turbulently, so the effect is consistent across the floor rather than concentrated under one spot.
There's a second, quieter benefit in taller buildings: destratification. Hot air rises and pools near the roofline in a high-bay warehouse, while the working floor below stays cooler in winter (worse heating bills) or the roof-layer heat eventually convects back down in summer (worse cooling load). A large, slow-turning fan gently mixes this stratified air rather than blasting it, evening out the temperature gradient from floor to roof without creating the localised gale a small high-speed fan would need to achieve the same mixing. This is also the specific job a dedicated destratification fan is built for — see the comparison further down this guide.
The practical consequence for buying decisions: don't expect a large ceiling fan to replace air-conditioning or to change what a thermometer reads. Expect it to make the existing air temperature far more bearable to work in, and to even out temperature layering in a high-bay space. If the goal is an actual temperature drop rather than comfort at the existing temperature, an evaporative cooler (which does add moisture and does lower the felt temperature further in dry climates) or refrigerated air conditioning is doing a different job — see the comparison table below.
Sizing by Room: Blade Diameter, Ceiling Height & Floor Area
This is the calculation tradespeople and facilities managers most often skip — and the one that decides whether the fan actually works. Three numbers drive the sizing decision: your floor area, your ceiling (or lowest obstruction) height, and how open or cluttered the floor actually is.
The general coverage principle
As a rule of thumb used across the HVLS category generally, a single large ceiling fan effectively covers a roughly circular area with a diameter of around 2 to 2.5 times its own blade diameter — so a 6m-diameter fan is typically rated by manufacturers to condition somewhere in the order of 100-280m² of open floor, depending on ceiling height and airflow output. This is a general industry planning figure, not an brand-specific published spec — treat it as a starting point for laying out your floor plan, and confirm the exact coverage rating for the specific fan size you're considering before finalising numbers. [VERIFY: exact coverage-area rating per fan size — request from AIMS at quote stage.]
Why ceiling height changes the sizing decision
A large-diameter fan needs vertical clearance to do its job — mounted too close to the roof, the blades struggle to establish a clean downward airflow column, and mounted too close to the working floor, it becomes a clearance hazard for forklifts, racking, and overhead cranes. As a general planning principle, larger blade diameters need proportionally more mounting height above the floor to deliver their full-rated airflow; a fan mounted right at the manufacturer's stated minimum height will underperform its spec sheet numbers compared with one mounted with generous clearance above it. Exact minimum mounting heights differ by fan size and model — confirm the figure for each size before finalising a layout. [VERIFY: minimum mounting height by blade diameter — confirm against the current spec sheet.]
Worked example: how the maths plays out in practice
One frequently cited real-world example from workshop-fan discussion overseas is a useful sanity check on how quickly volume adds up: a fan around 2.1m in diameter moving roughly 31,000 CFM (about 878 m³/min) will fully recirculate the air in a 84m² space with a 3.6m ceiling — roughly 300m³ of air — every 20-25 seconds. Scale that logic up and it's clear why a single large fan can condition a genuinely large floor area, and equally why a warehouse several times that size needs either a proportionally larger fan or more than one unit rather than one undersized fan working overtime. AIMS can run this calculation against your actual floor plan and ceiling height as part of a quote — it's worth doing properly rather than guessing, because oversizing wastes capital and undersizing wastes the whole purchase.
Floor clutter matters as much as fan size
An open, uncluttered floor with a large fan performs noticeably better than the same fan over a floor packed with racking, mezzanine structure, or tall machinery — physical obstructions break up the airflow column before it reaches working height. If your floor plan has significant racking or plant in the way, factor that into fan count and placement, not just raw square metreage.
How Many Fans Do You Actually Need? Coverage Planning for Larger Spaces
Most real warehouses and factory floors are wider than any single fan's coverage radius, which means the actual buying decision is rarely "one fan" — it's a grid. Lay fans out so coverage circles overlap slightly at the edges rather than leaving gaps, and keep consistent spacing from walls and structural columns.
As a general illustration of scale: a facility in the order of 260-270m² of open floor with an 18ft (5.5m) ceiling has been documented needing somewhere around six 10ft-class fans for even coverage — a useful benchmark for how quickly fan count climbs on a genuinely large floor, though the right number for your specific building depends on your actual ceiling height, floor obstructions, and the coverage rating of the specific fan size you choose. This is exactly the kind of job AIMS scopes properly with a floor plan and ceiling height rather than a rule of thumb applied over the phone — see "Getting a Quote" below.
| Approx. floor area | Typical ceiling height | Rough fan count (planning estimate only) |
|---|---|---|
| Up to ~150m² (single vehicle bay / small workshop) | 3-4.5m | 1 fan, smaller blade diameter (4-5.5m class) |
| ~150-400m² (multi-bay workshop, small warehouse) | 4.5-6m | 1-2 fans, mid-size blade diameter (5.5-6.1m class) |
| ~400-1,000m² (mid-size warehouse floor) | 6-9m | 2-4 fans, larger blade diameter (6.1-7.3m class) |
| 1,000m²+ (large distribution / high-bay warehouse) | 9m+ | Multi-fan grid layout — get a proper quote |
Table above is a rough planning guide based on general HVLS coverage principles, not a published brand-specific specification — confirm exact numbers for your floor plan with AIMS before ordering.
Single-Phase vs Three-Phase: The Electrical Question to Answer Before You Buy
This is the single most common hold-up on a large fan order, and it's worth answering before you fall in love with a specific blade size. Across the Alemlube industrial ceiling fan range AIMS supplies, the smallest model (4m blade diameter) runs on a standard 240V single-phase supply — the same power most workshops already have at the wall. The three larger sizes (5.5m, 6.1m and 7.3m) all step up to a 415V three-phase supply.
If your building doesn't already have three-phase power run to the fan's mounting location, that's a separate electrical job — and potentially a separate quote from a licensed electrician — on top of the fan itself. It's a common trap: a buyer specs the largest fan for the best coverage, then discovers the building only has single-phase supply to the shed. Check your switchboard and any existing three-phase equipment on site before you commit to a blade size, not after the fan arrives. For a fuller explanation of single-phase vs three-phase supply, typical power ranges, and why three-phase is generally the better long-term choice wherever it's available, see AIMS's Industrial Electric Motor Guide, which covers the electrical side in more depth.
| Alemlube fan size | Power supply | Typical relevance |
|---|---|---|
| 4m blade diameter | 240V single-phase | Fixed workshop or depot use where only single-phase is available |
| 5.5m blade diameter | 415V three-phase | Larger workshop or warehouse floor with three-phase supply |
| 6.1m blade diameter | 415V three-phase | Larger warehouse floor with three-phase supply |
| 7.3m blade diameter | 415V three-phase | Large-span warehouse or distribution floor with three-phase supply |
Minimum Ceiling Height & Mounting Clearance
Every large ceiling fan has a manufacturer-specified minimum mounting height, both for performance (a fan mounted too close to the roof deck can't establish clean airflow) and for safety clearance from forklifts, racking, and anyone working below it. There's no single Australian standard governing HVLS blade clearance specifically — the figure comes from the manufacturer's engineering spec for that model, not a regulatory minimum, so it needs to be confirmed against the actual spec sheet for the size you're considering rather than assumed. [VERIFY: exact minimum mounting height and blade-tip clearance per model — confirm with AIMS before finalising an installation plan.]
As a general safety principle regardless of brand, blade tip clearance from any fixed structure (racking, mezzanine edges, lighting) should be generous, not marginal, and any installation should be signed off against the manufacturer's mounting instructions and by a suitably qualified installer — particularly for the three-phase models, which also need electrical sign-off. Structural mounting is a separate consideration again: a 6-7m diameter fan and its motor housing is a genuine load hanging from the roof structure, and the mounting point needs to be engineered for that load, not just bolted to the nearest purlin. Confirm structural capacity with your builder or a structural engineer before installation, particularly on older or lighter-gauge roof structures.
HVLS Ceiling Fans vs Wall-Mounted Fans vs Destratification Fans vs Evaporative Cooling
None of these do the same job, and picking the wrong category for your space wastes money whichever way you go.
| Type | Best suited to | Limitations |
|---|---|---|
| HVLS ceiling fan (4-7.3m class) | Open floor areas with adequate ceiling height (workshops, warehouses, distribution centres) | Needs mounting height and, above 4m diameter, three-phase power; doesn't lower air temperature, only felt temperature |
| Wall-mounted / pedestal industrial fan (450-750mm class) | Spot cooling a fixed work area, low ceilings, budget-constrained sites | Localised airflow only, noisier at the speeds needed to move comparable air, doesn't condition a whole floor evenly |
| Destratification fan | High-bay spaces where the goal is mixing hot roof-layer air with cooler floor-layer air, especially where full HVLS clearance isn't available | Not designed for direct personal cooling comfort the way an HVLS fan is |
| Evaporative cooler | Dry climates, where an actual air temperature drop (not just felt-temperature improvement) is wanted, alongside fresh outside air | Adds humidity — less effective and can feel counter-productive in humid coastal climates; needs water supply and drainage |
AIMS stocks the Alemlube evaporative cooler range alongside the fan range for exactly this reason — some sites need moving air, some need genuine temperature reduction, and plenty need both across different zones of the same building. For the full walk-through of all cooling categories, Australian climate-zone effectiveness, and a broader selection framework covering pedestal, wall and floor fans as well, see the AIMS Industrial Cooling Guide — this article goes deeper specifically on the large-fan sizing, electrical and installation questions that a capex-scale fan purchase raises.
A note on the "big fan" naming
You may have heard this category referred to informally by a well-known US brand name rather than its generic term. The correct generic industry term is HVLS (High Volume, Low Speed) fan or industrial/commercial ceiling fan — worth knowing if you're comparing specs across suppliers, since the brand name isn't a category description.
Installation Considerations: Lighting, Structure & Noise
A few practical issues come up repeatedly on real installations and are worth planning for before the fan goes up, not after:
- Lighting placement: a rotating blade positioned above or level with LED panel lighting can cast a moving shadow flicker that's genuinely distracting to work under. The straightforward fix is mounting light fittings below the fan's blade plane rather than in the same plane, so the light source isn't interrupted by the rotating blades.
- Structural load: as noted above, confirm the mounting point can carry the fan and motor assembly's weight — this is a job for a builder or structural engineer on anything other than a straightforward, purpose-built structure.
- Noise: HVLS fans are generally quieter than smaller high-speed fans moving a comparable air volume, because they achieve volume through blade area rather than speed — but "quiet" is relative to a workshop with machinery running, and any fan mounted with inadequate clearance or an unbalanced installation will be noisier than the spec sheet implies.
- Three-phase electrical sign-off: for the 5.5m, 6.1m and 7.3m models, factor a licensed electrician into the installation timeline and cost, not just the fan freight and mounting.
Running Costs & Energy Use
The "low speed" half of HVLS is also the energy story: a large fan moving air at low RPM draws meaningfully less power than trying to move the same air volume with multiple smaller, faster fans. Over the life of the fan — these are built for continuous seasonal or year-round operation, not occasional use — that efficiency gap compounds into a real running-cost difference, which is part of the capex case for a properly sized HVLS installation versus a scattered collection of pedestal and wall fans bought piecemeal over several years. Exact power draw figures vary by fan size and motor spec; AIMS can provide the specific figures for each Alemlube model as part of a quote. [VERIFY: rated power draw (kW) per fan size — confirm with AIMS at quote stage before quoting a customer running-cost figure.]
WHS and Managing Heat Risk — Where a Fan Purchase Fits Your Legal Duty
Under Australian WHS law, a business has a duty to manage the risk of heat-related illness and injury to workers so far as is reasonably practicable — this isn't a discretionary comfort measure once temperatures in a workplace get high enough to be a genuine hazard. Safe Work Australia's current guidance material on managing the risks of working in heat sets out a standard risk-management approach: identify the hazard, assess the risk, and implement controls, which can include engineering controls (ventilation, air movement, shade), administrative controls (work/rest scheduling, hydration), and PPE.
A properly sized industrial ceiling fan installation is a legitimate engineering control in that risk-management hierarchy for a hot workshop or warehouse floor — it's not a substitute for a documented heat-risk assessment, but it's a genuine, defensible control measure that sits inside one. If heat is a known issue on your floor and you're documenting controls for a WHS audit or a heat management plan, a fan purchase with the sizing calculation behind it (see above) is worth recording as part of that control, alongside whatever administrative and PPE controls are already in place.
Relevant Australian Standards for Ventilation & Electrical Safety
Large fan installations touch a few standards areas worth knowing, though most of the detailed compliance obligations sit with the ventilation and electrical trades doing the installation rather than with the fan buyer directly:
- AS 1668.2:2024 — The use of ventilation and airconditioning in buildings, Part 2: mechanical ventilation in buildings. This is the current edition (it supersedes the 2012 edition) and is the primary Australian standard governing mechanical ventilation design in buildings generally. AIMS's Industrial Cooling Guide and Workshop Ventilation & Fume Extraction Guide cover this in more depth for the ventilation-design side of a workshop fit-out.
- AS/NZS 3000 (Wiring Rules) — governs the electrical installation itself, particularly relevant for the three-phase 415V models where a licensed electrician needs to run and certify the supply.
- AS/NZS 3760 (In-service safety inspection and testing of electrical equipment — "test and tag") — relevant to the ongoing electrical maintenance of the installed fan as workplace equipment, the same as any other fixed electrical asset on the floor.
None of these are fan-specific standards — there's no dedicated Australian standard for HVLS fan design or blade guarding the way there is for, say, machine guarding on a specific class of equipment. That means the safety and performance figures that matter most (mounting height, clearance, coverage rating) come from the manufacturer's own engineering documentation for each model, which is exactly why AIMS confirms those figures against the current spec sheet at quote stage rather than publishing a single set of numbers that may not hold across every model in the range.
The Alemlube Industrial Ceiling Fan Range — Sizes, Specs & Pricing
AIMS supplies the Alemlube Automotive Premium industrial ceiling fan range as a single product line across four blade diameters, plus the matching Alemlube evaporative cooler range for sites where an actual temperature drop is the goal rather than felt-temperature improvement. Current range and pricing (AUD, inc. GST):
| Model | Blade diameter | Power supply | Price (AUD, inc. GST) |
|---|---|---|---|
| Alemlube Automotive Premium Workshop Ceiling Fan — 4m | 4m, 5 blades | 240V single-phase | $5,166.78 |
| Alemlube Automotive Premium Workshop Ceiling Fan — 5.5m | 5.5m, 6 blades | 415V three-phase | $8,770.03 |
| Alemlube Automotive Premium Workshop Ceiling Fan — 6.1m | 6.1m, 6 blades | 415V three-phase | $8,770.03 |
| Alemlube Automotive Premium Workshop Ceiling Fan — 7.3m | 7.3m, 6 blades | 415V three-phase | $8,770.03 |
View the full range and current stock on the Alemlube Automotive Premium Workshop Ceiling Fan product page, browse the wider Alemlube collection, or see the HVAC & Refrigeration collection for the smaller Fanmaster wall, floor and pedestal fans and the Alemlube evaporative cooler alongside it.
For sites where the goal is an actual air temperature drop rather than felt-temperature improvement, the Alemlube Automotive Premium Evaporative Cooler is the companion product — the 24"/60cm model moves a confirmed 12,000m³/hr from a 70L tank with LCD panel, remote control and a 24-hour timer, priced at $1,356.98; a larger 30"/76cm model is also available at $1,739.33.
Detailed airflow (CFM/m³h), RPM and precise coverage-area figures for each ceiling fan size aren't published on the current spec sheet at the level of detail this guide's sizing sections need — rather than guess at numbers we can't confirm, AIMS's team pulls the exact figures for your specific blade size and floor plan as part of a quote. If you've got a second large-fan option quoted elsewhere and want a straight comparison, bring the spec sheet and we'll work through it with you.
Common Buying Mistakes on Large Fan Projects
- Sizing off the biggest fan available, not the floor plan. Bigger isn't automatically better — a 7.3m fan in a space suited to two 5.5m fans in the right positions can leave dead zones the single big fan can't reach.
- Not checking three-phase availability before ordering. This is the single most common hold-up. Check the switchboard first.
- Mounting at the bare minimum height. A fan mounted right at the minimum clearance underperforms its own spec sheet — build in margin where the roof structure allows it.
- Ignoring floor clutter in the coverage calculation. Racking, mezzanines and tall machinery break up airflow — a coverage-area rule of thumb assumes a genuinely open floor.
- Treating a fan purchase as a substitute for a heat management plan. It's a legitimate engineering control, not a stand-alone fix — pair it with the administrative and PPE controls your WHS obligations already require.
- Not budgeting for the electrical and structural trades alongside the fan itself. For the three-phase models in particular, the fan price is not the whole job cost.
Getting a Quote for a Multi-Fan Warehouse Fit-Out
Because the right fan size, count and layout genuinely depends on your floor plan, ceiling height, existing electrical supply, and how open the floor actually is, this is a job AIMS scopes properly rather than quoting off a phone call. To get an accurate quote, have the following ready when you contact us:
- Floor area (or a rough floor plan/sketch) and ceiling height, or lowest obstruction height if there's racking or a mezzanine
- Whether the site already has three-phase power, and roughly where it's available in the building
- Whether the goal is primarily comfort (felt-temperature improvement — HVLS fans) or an actual temperature drop (evaporative cooling), or both across different zones
- Any known structural constraints (roof type, purlin spacing, existing services in the ceiling space)
- Timeline — installation involves the fan supply plus, on larger jobs, electrical and structural trades, so lead time matters
Contact AIMS Industrial with those details and we'll work through sizing, fan count, and a supply quote for the job — including confirming the exact airflow and mounting specs for the models you're considering, rather than working off the rule-of-thumb figures in this guide.
Frequently Asked Questions
What is an HVLS fan?
HVLS stands for High Volume, Low Speed. It's a large-diameter ceiling fan — commonly 4m to 7.3m blade span or larger — that moves a very large volume of air slowly across an open floor, rather than a small volume of air quickly. The low rotation speed means it can move large volumes of air with less noise and lower energy use than trying to achieve the same air movement with several smaller, faster fans.
How many fans do I need to cover my warehouse?
It depends on your floor area, ceiling height, and how open the floor is, but as a general planning principle each fan effectively covers a roughly circular area of around 2 to 2.5 times its own blade diameter. Most real warehouse floors need more than one fan laid out in a grid with slightly overlapping coverage. For an accurate count, AIMS can work through your floor plan and ceiling height as part of a quote rather than applying a rule of thumb.
What size ceiling fan do I need for my shed or workshop?
For a single-bay workshop or small shed, a 4m diameter fan on standard 240V single-phase power is usually the practical starting point. Larger workshops and warehouse floors generally need the 5.5m to 7.3m diameter range, which steps up to 415V three-phase power. The right size depends on floor area and ceiling height together, not floor area alone — a low ceiling limits how large a fan you can mount effectively regardless of floor size.
How much does an industrial ceiling fan cost in Australia?
In the Alemlube Automotive Premium range AIMS supplies, the 4m single-phase model is $5,166.78 (AUD, inc. GST), and the 5.5m, 6.1m and 7.3m three-phase models are each $8,770.03. That's the fan supply cost only — a three-phase installation also needs a licensed electrician, and any job needs the mounting structure confirmed, which adds to the total project cost.
Do I need single-phase or three-phase power for a large ceiling fan?
It depends on the fan size. The 4m Alemlube model runs on standard 240V single-phase power. The 5.5m, 6.1m and 7.3m models all require 415V three-phase power. Check what's already available at your switchboard before choosing a fan size — if you don't have three-phase run to the building, that's an additional electrical job on top of the fan purchase.
What's the minimum ceiling height for an HVLS fan?
Every model has a manufacturer-specified minimum mounting height for both performance and safety clearance, and it isn't governed by a single Australian standard — it comes from the fan maker's own engineering spec. Larger blade diameters generally need proportionally more clearance than smaller ones. Confirm the exact figure for the specific model you're considering with AIMS before finalising an installation plan, rather than assuming a generic number applies across the whole range.
Do HVLS fans actually cool the air, or just move it around?
They move air — an HVLS fan has no refrigeration cycle, so it doesn't lower the air temperature a thermometer would read. What it does is speed up evaporative cooling and heat loss from a person's skin, which makes the existing air temperature feel considerably more comfortable to work in. If an actual temperature drop is the goal, an evaporative cooler or refrigerated air conditioning does that job instead.
What's the difference between an HVLS fan and a destratification fan?
An HVLS fan is primarily sized for personal cooling comfort across an open floor. A destratification fan is a smaller, ceiling-hugging unit specifically designed to mix the hot air layer that collects near the roof in a high-bay building with the cooler air at floor level, improving temperature uniformity and heating/cooling efficiency rather than cooling comfort directly. Some sites use both — HVLS for floor-level comfort, destratification fans for roof-layer mixing — particularly where full HVLS mounting clearance isn't available throughout the building.
Will a large ceiling fan interfere with my LED lighting?
It can, if the fan and the light fittings sit in the same plane — rotating blades can cast a moving shadow flicker across LED panel lighting that's genuinely distracting to work under. The straightforward fix is mounting light fittings below the fan's blade plane during installation, so the light path isn't repeatedly interrupted by the blades.
Are wall-mounted fans better than ceiling fans for a workshop?
They do a different job rather than a better or worse one. Wall-mounted and pedestal fans are effective for spot-cooling a fixed work area and suit low-ceiling or budget-constrained sites, but they cool unevenly across a larger floor and are typically noisier than an HVLS fan moving a comparable air volume. An HVLS ceiling fan conditions the whole floor area evenly, but needs adequate ceiling clearance and, above 4m diameter, three-phase power.
What's the difference between a workshop ceiling fan and a commercial HVLS fan?
In practice these terms overlap — a 4-7.3m diameter industrial ceiling fan is the HVLS category regardless of whether it's installed in a single-bay workshop or a large distribution warehouse. The main practical difference between models within the category is blade diameter and power supply (single-phase vs three-phase), which is driven by the size of the floor area being conditioned, not by whether the building is called a "workshop" or a "warehouse."
Does buying a large fan help meet WHS heat management obligations?
It can form part of meeting them. Australian WHS law requires a business to manage the risk of heat-related illness so far as is reasonably practicable, and Safe Work Australia's guidance on managing the risks of working in heat treats ventilation and air movement as a legitimate engineering control within that risk-management approach. A properly sized fan installation is a genuine control measure, but it works alongside — not instead of — a documented risk assessment and any administrative or PPE controls already in place.
How is a large industrial ceiling fan installed?
Installation involves confirming the roof structure can carry the fan and motor assembly's weight at the mounting point, mounting to the manufacturer's specified minimum height and clearance, and — for the 5.5m, 6.1m and 7.3m three-phase models — a licensed electrician to run and certify the 415V supply. It's a multi-trade job on larger installations, not a single-person fit typical of a small household ceiling fan.
Does a cheaper generic large fan perform as well as a premium brand?
Not reliably. Reports from workshop owners who've tried budget alternatives commonly note underperformance against the fan's own stated specifications, particularly when mounted at a lower height than the design intended — the volume of air a fan actually delivers depends heavily on build quality, motor spec, and correct installation, not just the headline blade diameter. A fan that's the right size on paper but under-delivers on actual airflow doesn't solve the coverage problem it was bought for.
How do I get a quote for a multi-fan warehouse fit-out?
Contact AIMS Industrial with your floor area or floor plan, ceiling height, whether three-phase power is available on site, and whether you need cooling comfort (HVLS fans), an actual temperature drop (evaporative cooling), or both. AIMS will work through fan size, count and layout for your specific building and provide a supply quote, including confirming the exact spec figures for the models under consideration.
