Lead Roof Covering

More about lead as a building material.

Lead roof covering.

Can be molded to fit on shingle clay or metal roofs. Most metal roof covering comes with a 30 to 50 year warranty with most types lasting far longer. The master flow lead roof flashing is used as a boot flashing around pipes existing through the roof. The characteristics of a roof are dependent upon the purpose of the building that it covers the available roofing.

Lead in use lead flat roof greyfriars roofing laid in stepped sections or bays to allow for expansion all joined by raised rolls. A roof is the top covering of a building including all materials and constructions necessary to support it on the walls of the building or on uprights providing protection against rain snow sunlight extremes of temperature and wind. Investigative work carried out on warm roofs covered in lead has shown that in rare instances moisture can also be introduced by the development of sub atmospheric pressure in the roof space. Laps between pieces should not be less than 100mm.

Pvc or vinyl flat roofing is one of the most common forms of flat roof coverings. It is designed to adjust to most roof pitches. Lead is commonly used for flat roofs because of it s long life and ability to be formed to fit many positions lead must be laid and formed correctly to achieve this long life however. Mayco industries inc 1 1 2 in x 10 in lead vent and pipe flashing.

Use a straight piece of batten to mark a line 25mm from the top edge of. Lead can become damaged through. It is a lightweight choice very long lasting and very resistant to. For pricing and availability.

Code 4 lead sheet is normally used for this work and it is important that the length of each piece of flashing does not exceed 1 5m. Cracking from being laid in such a way that. Supervent 6 in x 30 in aluminum vent and pipe. Traditional lead roof coverings are normally weathertight but not watertight.

Using a lead alternative can make a roofing project cheaper and quicker since lead alternatives are lighter less expensive and easier to install than traditional lead flashing. Lead flashings john gilbert used here to make a long lasting complicated junction lead worked to cover a skylight john gilbert a good long lasting repair typical problems. Large flashing makes installation easy. Photo by american weather star roof coating system licensed by cc by sa 3 0.

When a roof meets a vertical surface such as the wall of a house the joint between the two has to be sealed with some flashing. Oatey retro master roof flashing 1 4 in to 4 in x 8 in epdm rubber vent and pipe flashing. Cover flashings are used where a felt or similar roof covering turns up against a wall. Lead roof flashing has many advantages and disadvantages when it comes to sealing a roof against leaks.

The other benefits of lead flashing alternatives include that you don t need an experienced lead roofer to install it making the job of fitting it less costly too. A roof is part of the building envelope.