Unasco yellow PTFE gas seal tape, 12mm x 10m
Available
Unasco Yellow Gas Seal Tape is a full density PTFE tape for gas fittings. Its tape has been found in independent laboratory tests to seal fittings carrying natural gas at pressures up to 4,347 PSI (30,000kPa) when applied as per instructions. It is colour-coded yellow so fitters and inspectors can recognise it as an approved gas tape.
It is approved by the American Gas Association, Australian Gas Association, Canadian Gas Association, Underwriters' Laboratories and UL Canada, and is UL approved for sprinkler and water spray piping. It is supplied in 12mm, 19mm and 25mm widths, plus a 12mm x 30m Tradesman roll.
Where this product is used
- Natural gas fittings
- Sprinkler and water spray piping
- Ferrous and non-ferrous gas fittings
Features
- 99.0% PTFE with less than 1.0% pigment, 0.102mm thick
- Sealed natural gas fittings at pressures up to 4,347 PSI (30,000kPa) in independent laboratory tests
- Approved by the American, Australian and Canadian Gas Associations, Underwriters' Laboratories and UL Canada
- UL approved for sprinkler and water spray piping
- Stable from -268°C to +260°C
- Three wraps seal most threads, use more than three on damaged or parallel threads or fittings subject to vibration
- Not for oxygen lines (use Unasco Green Oxygen Tape)
Key specifications
| Specification | Detail |
|---|---|
| Brand | Unasco |
| Product type | Thread Seal Tape |
| Type | Full density PTFE gas seal tape |
| Colour | Yellow |
| Composition | 99.0% PTFE with less than 1.0% pigment |
| Widths | 12mm, 19mm and 25mm |
| Thickness | 0.102mm (plus or minus 10%) |
| Density | 1.5g/cm3 (plus or minus 10%) |
| Tensile strength | 10 to 17N/mm2 |
| Gas pressure (natural gas) | Up to 4,347 PSI (30,000kPa) |
| Temperature range | -268 to +260°C |
| Wraps | Three wraps seal most threads |
Choosing the right option
| Option | Part number | SKU |
|---|---|---|
| 12mm x 10m | A0097674 | |
| 12mm x 30m | A0097687 | |
| 19mm x 12m | A0097673 | |
| 25mm x 12m | A0097669 |
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Unasco Yellow Gas Seal Tape: 12mm x 10m
SKU: A0097674 | Model: T4HY001
This Unasco yellow gas seal tape is 12mm wide and 10m long. Use 12mm wide tape for fittings up to 38mm diameter. Three wraps seal most threads.

