Danelaw LR180 – Tile & Slate Roofing Underlay

Danelaw LR180 is a heavier premium weight and a high quality low resistance underlay for slate and tile roofs. It is 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 Management of moisture in buildings – Code of practice. 

Features and Benefits

  • BBA Approved for use in warm and cold roofs (Certificate number 17/5425)
  • 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: DLR180 1.0 – 1.0m x 50m 
Product code: DLR180 1.5 – 1.5m x 50m


Danelaw LR180 Roofing Underlay Datasheet
BBA Certificate 17/5425
Danelaw LR180 1 x 50m label and installation recommendations
Danelaw LR180 1.5 x 50m label and installation recommendations
Danelaw LR Breathable Roof Tile Underlays Brochure Jan18
Danelaw Ventilation for Tile and Slate Roofs Product Guide
Danelaw Underlay 180 DOP – March 17 Archived
Danelaw Underlay 180 DOP – Dec 17 Archived
  • Product code
  • Colour
  • Made from
  • Length
  • Width
    1.0m and 1.5

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