Their purpose in water management.
Flat roof pitch pan.
Roof pans come in thicknesses from 023 to 040 in the aluminum pans and in a 024 ga.
Aaron perry shows the process of how duro last pitch pans are installed.
Pitch pans which are found on many older style roofs cover and protect irregular roof penetrations that are difficult to flash and seal.
The ridge and eave details are designed for movement.
The master flow 4 in.
Pitch pan has a 3 in.
Dia or smaller pipe to pass through.
There should be a minimum of 2 inches of clearance between the pan and the pipe.
This soldered pitch pan is ideal for new constructions for roof penetrations.
The diameter of the pitch pan is based on the size of the pipe that it is applied around.
A long pan standing seam roof is being installed in 80 degree weather in an area where the maximum temperature range is from 20 to 100 farenheit.
Owner of exterior pro inc.
But since there is still a wide variety of slate roofing systems there are occasions when the minimum pitch can go down to as low as 15 0 depending on the uniqueness of the roof.
Filled with flowable mastic material it seals the penetration.
The vertical seams are soldered to hold the pitch or other approved sealant not included.
Since most roof failures occur at points of penetration it s critical to have a high quality pitch pan that will perform on the rooftop.
Hole in the bottom to allow a 3 in.
The roof pitch is 5 per foot.
The pitch pan corners should have a 2 inch radius and are lapped a minimum of inch.
The top carries a 4 sided fascia guttering system.
26 gauge galvanized steel construction.
The total run of the roof is 50 feet.
Duro last prefabricated pitch pans are for hvac lines or gas lines that come through the roof.
6 flange easily seal vertical penetrations using our prefabricated pitch pans.
Low slope roof pitch pan metal sleeve attaches to the membrane and encircles a penetration.
Also known as pitch pockets our standard sizes are hand welded and made from 60 mil tpo and pvc.
Though these are simple roofing elements they play an important role in maintaining the integrity of the roof and therefore of the building.
With regards to the pitch the building standard code bs 5534 recommends a minimum pitch of 200 for slate roofs.