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Standard Lead Slate

Standard Lead Slate

BLM Standard Lead Slates are used wherever a pipe penetrates a roof covering to provide a weathertight joint. They can be used on tiled, asphalt, felt and slate roofs.

  • BLM Standard Slates are available with upstands to suit roof pitches of
    30-40º and 90º for flat roofs. They are made to fit 75mm, 100mm, 125mm and 150mm outside diameter soil pipes.
  • Craftsman made from welded BS EN 12588 Code 4 Rolled Lead Sheet.
  • Base size: 450mm x 450mm and minimum upstand height 150mm.
  • Non-standard sizes can be supplied to Special Order to suit different diameters and pitches.
  • Conforms to Lead Sheet Association guidelines.
Standard Lead Slate

Technical Data Sheets (Printable PDF's)

Standard Lead Slate

  • Always apply a coat of Patination Oil or Lead-Cote to all surfaces including the underside of leading edges.
  • Plastic pipes should have a solvent-welded collar to provide a weathering over the pipe. Cast iron pipes should have the top of the slate dressed into the top of the upstand.
  • A welt should be formed on the upper edge of the base before the tiles are fitted.