Description
The WonderBuilds Self Adhesive Underlay is a high-performance polyester based membrane designed for use as a base layer or vapour control layer in a built-up roofing system. Ideal for installations where torch on application is not suitable, this self adhesive underlay is perfect for new builds and refurbishments alike.
Featuring an easy-to-peel removable film for quick and simple installation, this underlay can also be applied using torch on methods for additional adhesion. Strong and robust, the WonderBuilds Self Adhesive Underlay offers a reliable and long-lasting waterproofing solution you can trust.
Why Choose this WonderBuilds Self Adhesive Underlay 15m x 1m?
- High-performance base layer or vapour control layer
- Flame-free application
- Self adhesive
- Quick & easy to install
- Strong & durable
Product Specifications:
Type of Compound: SBS
Type of Reinforcement: Polyester
Upper Face Finish: Sand
Lower Face Finish: Silicone release film
Roll Dimensions: 15m x 1m
Thickness (mm): 2
Cold Flexibility (°C): -15
Flow Resistance (°C): 100
Tensile Strength (N/50mm): 400 (LD) / 300 (TD)
Elongation at Break (%): 35 (LD) / 35 (TD)
Tearing Resistance (N): 120 (LD) / 120 (TD
Dimensional Stability (%): -0.3
Fire Resistance: F ROOF
Reaction to Fire: Class F
Watertightness (kPa): 60
Please note: For a secure and long-lasting bond, we recommend priming the area of application with a suitable primer before installation.
The product is not recommended for use as single layer waterproofing.
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