Weight Of Lead Roof

The following table provides typical weights dead load self weight for various roofing materials where possible the values were taken directly from manufacturer technical data sheets and are the actual weights of specific representative products.

Weight of lead roof.

Blm s weight chart provides the theory weights of standard rolls of rolled lead sheet. The weight of roofing constructions above the truss rafter may be estimated with the calculator below. Another factor of meeting the standard is that the thickness of roofing lead may only have 5 variance across its entire length. When the lead rests directly onto sawn timber on a steeply pitched roof and non resinous timber has been used underlay may not be necessary.

Pipe sizes 2 1 4 to 6 3 4 call us. The temperature of lead on a roof varies constantly. Made from 98 recyclable material sheet lead is the most malleable of common metals and can be easily shaped formed bend and cut to suit a variety of applications including lead roofing and flashing. Pure lead products maunufactures quality 2 2 5 3 and 4 pound crimped lead roof flashings.

On a low pitch roof where the lead isn t free to move it is more likely to buckle on expansion or stretch as it contracts. Mars metal provides sheet lead conforming to federal qq l 201f and qq l 171e and astm b 29 and b 749.