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Danelaw LR120TT – Tile & Slate Roofing Underlay

Danelaw LR12oTT is a high quality low resistance underlay for slate and tile roofs suitable for unsupported applications draped over rafters or fully supported over timber sarking or rigid insulation in compliance with the requirements of BS 5534 Slating and tiling for pitched roofs. Code of Practice and BS5250 Code of practice for control of condensation in buildings.

This product has an integral tape to tape system for effectively sealing horizontal overlaps in moist and dusty conditions.

Features and Benefits

  • BBA Approved for use in warm and cold roofs (Certificate number 17/5426);
  • Integral tapes for effectively sealing overlaps;
  • Durable and resistant to damage from foot traffic;
  • UV resistant;
  • Temporary weather protection prior to tile or slate fixing;
  • Contributes to weathertightness of a completed roof;
  • Airtight when sealed for improved energy efficiency.

Product Codes and Sizes

Product code: DLR120TT 1.0 – 1.0m x 50m 
Product code: DLR120TT 1.5 – 1.5m x 50m

The complete range of Danelaw LR breathable roof tile underlays are dependently tested by the BRE and zonal fixing approach by the BBA. The zonal suitability for Danelaw LR120TT, when used unsupported as follows:


1.0m and 1.5m
Made from:
Available in: