ROCKWOOL DuctWrap Foil-Faced Stone Wool Duct Insulation
1m / 25mm / 5m
£82.34 inc VAT
£68.62 ex VAT
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ROCKWOOL DuctWrap Foil-Faced Stone Wool Duct Insulation
R1X10X25MM
£82.34 inc VAT
£68.62 ex VAT
Free UK delivery on orders over £100
Usually dispatched within 1–2 working days
Secure checkout · 30-day returns
How to measure?
Measure the Outside Diameter (OD)
Pipe insulation sizes refer to the outside diameter of the pipe — not the bore (internal diameter).
Wrap a tape measure around the pipe, divide by π (3.14) to get the OD. Or use calipers across the outside of the pipe directly.
Pipe insulation sizes refer to the outside diameter of the pipe — not the bore (internal diameter).
|←— OD —→|Wrap a tape measure around the pipe, divide by π (3.14) to get the OD. Or use calipers across the outside of the pipe directly.
ROCKWOOL DuctWrap Foil-Faced Stone Wool Insulation
ROCKWOOL DuctWrap is a flexible stone wool insulation roll faced with reinforced aluminium foil. It is designed primarily for thermal insulation of circular ductwork and water storage tanks, and can also contribute acoustic absorption in building-services applications.
Product Details
- Manufacturer: ROCKWOOL
- Material: Stone wool with reinforced aluminium foil facing
- Width: 1000mm
- Thickness options: 25mm, 40mm and 50mm
- Roll length: 25mm x 5m; 40mm x 4m; 50mm x 5m
- Declared thermal conductivity: 0.034 W/(m·K) at 10°C
- Thermal conductivity: 0.040 W/(m·K) at 50°C
- Reaction to fire: Euroclass A1 to EN 13501-1:2018
- Product standard: EN 14303:2009+A1:2013
- Suitable for service temperatures up to 230°C
- Maximum recommended outer foil-face temperature: 80°C to maintain facing bond strength
- Suitable for ventilation ductwork and water storage tanks
- Can be specified in accordance with BS 5422:2023 where appropriate for the application
Applications
Use DuctWrap for circular HVAC ductwork, warm-air and extract ducts, and water storage tanks where flexible foil-faced stone wool insulation is required. For square and rectangular ductwork, ROCKWOOL DuctSlab is the purpose-designed product.
Installation
Fit the insulation closely to the substrate and seal foil-facing joints as required by the system design. Insulation thickness should be selected according to service temperature, ambient conditions and the required thermal or condensation-control performance.
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