Torch-On Roofing Felt Underlay – 16m × 1m (Trade Grade) Reliable base layer for durable torch-on flat roofing systems. Our Trade Grade Torch-On Felt Underlay (16m × 1m) provides a strong, dependable foundation for multi-layer torch-applied roofing systems. Designed for professional roofing applications, this underlay creates a stable waterproof base beneath the mineral cap sheet, helping improve overall roof performance and longevity. Ideal for contractors, roofers, and property maintenance professionals who require dependable materials for flat roof installations and repairs. Key Features ✔ Strong base layer – provides a stable foundation for torch-on roofing systems ✔ Excellent waterproofing support – helps create a durable multi-layer roof structure ✔ Trade size roll (16m × 1m) – generous coverage for efficient installation ✔ Flexible and durable – designed to perform in demanding roofing conditions ✔ Professional trade quality – suitable for both new roofs and refurbishment work Suitable Applications This roofing underlay is ideal for: Flat roofs Garages Extensions Dormers Porches Sheds and outbuildings Roof repairs and refurbishments Product Specifications Product Type: Torch-On Roofing Felt Underlay Roll Size: 16m × 1m Grade: Trade Grade Application: Torch-applied roofing system Use: Base layer beneath mineral cap sheet Why Professionals Choose Torch-On Systems Using a proper underlay beneath the cap sheet strengthens the entire roofing system, improving waterproofing performance and extending the life of the finished roof.
