A pitch pocket is a construction detail that allows the installation of vertical supports on the top of a waterproofed roofing system without negatively influencing the water tightness of the installation.
Roofing pitch pocket detail.
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Originally this mastic material was wood resin or pitch.
The penetrating object say a small angle penetrates the roof membrane through the sleeve.
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So you have just created an.
A standard pitch pocket resembles a top hat with an open top and bottom.
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Also known as pitch pockets our standard sizes are hand welded and made from 60 mil tpo and pvc.
A pitch pocket is simply a sheet metal sleeve flashed into the roofing membrane.
A pitch pocket is used on both sloped and flat roofs to provide a water tight seal around columns or other roof penetrations.
Step by step of how to install pitch pocket on tpo roof.
Designed for use on asphaltic systems this integrated three component system provides a watertight durable seal for difficult roof penetrations.
And the sleeve is filled with a flowable permanently mastic material to seal around the penetration.
Using our prefabricated pitch pans results in your crews not having to sacrifice quality for time savings.
Although there are several other construction waterproofing techniques that are being used the original pitch pocket is still s effective.
Sbs 11 3 3 4 sealant pocket sbs 11 3 4 guardrails sbs 11 3 5 1 roof anchors typical sbs 11 3 5 2 roof anchors conventional system sbs 11 3 5 3 roof anchors pmra 12 protected membranes and other details 13 metal flashings 14 the roof as a platform sbs 14 3 3 structures and equipment planter pre curb.
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The flanges at the base of the device fasten to the top of the roof structure while the vertical sections fit around the pipes or other objects in the roof.
Typically these devices hinge or open up along one corner for quick and easy installation.
Step by step of how to install pitch pocket on tpo roof.
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The reason a pitch pocket is a last resort is that nothing will maintain the seal forever in all types of weather.
On traditional installations metal boots or pipe sleeves are used for water tight protection but often a specialty flashing is required this is also called a pitch pocket.
