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K-FLEX ST Elastomeric Tube
£1.92
K‑FLEX ST Tube is a flexible elastomeric (FEF) pipe insulation for civil and industrial HVAC, refrigeration and plumbing services. Its very fine closed‑cell structure delivers reliable condensation control and energy efficiency across a wide operating range.
Key Features
- Flexible NBR/PVC elastomeric foam (FEF) with very fine closed cells.
- Service temperature (tubes): −165 °C to +110 °C.
- Fire performance (tubes): Euroclass BL‑s2,d0.
- Water vapour diffusion resistance: μ ≥ 10,000 (tubes).
- Supplied in 2 m lengths with a wide range of bores and wall thicknesses.
Thermal Conductivity
| Thermal Conductivity (EN 12667 / EN ISO 8497) | ||
|---|---|---|
| Thickness | Temperature | λ [W/m·K] |
| ≤ 25 mm | −20 °C | 0.031 |
| ≤ 25 mm | 0 °C | 0.033 |
| ≤ 25 mm | +20 °C | 0.035 |
| ≤ 25 mm | +40 °C | 0.037 |
| > 25 mm | −20 °C | 0.034 |
| > 25 mm | 0 °C | 0.036 |
| > 25 mm | +20 °C | 0.038 |
| > 25 mm | +40 °C | 0.040 |
Additional Specifications
| Standard tube length | 2 m |
| Applications | HVAC distribution, chilled water, heating, refrigeration, industrial process lines |
Select Bore Size and Wall Thickness to configure your tube.
Compatible Accessories
Complete your installation: ST/SK Self-Seal Tube · K-420 Adhesive · AT070 Tape
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