Torch On Sanded Underlay – 8m x 1m x 4mm
Reliable Bituminous Underlay for Multi-Layer Torch-On Roofing Systems
Product Overview:
The Torch On Sanded Underlay is a robust, polyester-reinforced bituminous membrane designed to act as a base or intermediate layer in built-up roofing systems. With a sanded finish and 4mm thickness, it provides excellent dimensional stability and waterproofing performance when used beneath a torch-on cap sheet such as mineral felt.
Key Features:
- Roll Size: 8m (length) x 1m (width) x 4mm (thickness)
- Finish: Fine sanded surface
- Application: Torch-on with propane gas torch
- Base: High-strength polyester reinforcement
- Flexibility: Maintains performance across temperature ranges
- Reliable bonding and sealing performance
Benefits:
- Provides a stable, waterproof base layer for roofing systems
- Compatible with torch-on cap sheets like green mineral felt
- Resists sagging and deformation
- Easy to install with consistent roll quality
- Suitable for both new builds and refurbishment projects
Typical Applications:
- Underlay layer in flat roofing systems
- Base layer for garages, sheds, and outbuildings
- Refurbishment of existing flat roofs
- Use in multi-layer torch-on applications
Installation Notes:
- Install using appropriate torch-on techniques
- Ensure a clean, dry substrate for effective adhesion
- Always finish with a suitable cap sheet for UV protection
Additional Information:
- Sold per roll (8m² coverage)
- Suitable for use with our full range of cap sheets
- Available for HI-AB delivery or collection from our Bradford branch
Call us now: 01274 720227