Rockwool RockLap 20mm Pipe Insulation

20mm Rockwool RockLap Pipe Insulation delivers pre-formed stone wool segments engineered for straightforward installation on pipework. Each section arrives pre-slit with factory-applied foil facing and self-adhesive lap, enabling quick application and sealing with backing tape.

These Pipe Insulation sections excel at protecting heating and ventilation pipes across residential, commercial, and industrial settings. Delivering dependable thermal insulation performance for over 60 years, they perform reliably in varied climates and exposure scenarios.

Product specification

• Model: 20mm RockLap
• Thickness: 20mm
• Outer diameter: 17mm
• Length: 1000mm
• Density: 120kg/m3
• Thermal Conductivity: 0.033W/mK
• R-Value: 0.76m2K/W
• Pack quantity: 1
• Fire Rating (Reaction to Fire): A2L-s1, d0
• Resistance to fire: Tested to BS EN 1366-3 to provide up to 120 minutes fire resistance
• Brand: Rockwool

These cylindrical stone wool insulation sections arrive pre-slit for convenient fitting, featuring foil facing and integrated self-adhesive lap technology.

Key features include

• Non-combustible construction with Euroclass A2L-s1, d0 rating
• Reinforced aluminium foil facing delivering effective vapour resistance
• Self-adhesive foil lap enabling rapid installation with minimal additional tape requirements
• EN 1366-3 tested for fire resistance at penetration seals, delivering up to EI 120 protection

Applications

RockLap H&V Pipe Sections suit pipework operating between 0°C and 200°C. Purpose-tested for fire stopping where steel and copper pipes pass through fire-resistant walls and floors. This certification confirms continuous insulation through separating elements, reducing installation time and labour expenses by eliminating local removal or replacement requirements.

Fire performance

• Euroclass A2L -s1,d0. • Tested to EN 1366-3, the harmonised European standard for the fire resistance of penetration seals. • Provide up to 120 minutes* fire resistance integrity and insulation.

Water Resistance

20mm Rockwool RockLap H&V Pipe Sections offer water-repellent properties. When deployed or stored externally, apply waterproof protection. For cold pipe insulation, seal joints using foil tape to eliminate condensation risk.

Service Temperature

20mm Rockwool Pipe insulation accommodates pipes operating between 0°C and 250°C. Maintain foil facing bond strength by ensuring outer surface temperature remains below 80°C.

Durability

Rockwool stone wool insulation products demonstrate exceptional resilience, durability, and dimensional stability, preserving thickness and form indefinitely. Testing confirms Rockwool insulation maintains its thermal performance and properties for 65+ years post-installation.

More Information on 20mm Rockwool RockLap Pipe Insulation ( 17mm Outer diameter )

• Manufaturer Link: 20mm Rockwool Rocklap
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