Flat Roof Pitch Pan
There should be a minimum of 2 inches of clearance between the pan and the pipe.
Flat roof pitch pan. 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. 6 flange easily seal vertical penetrations using our prefabricated pitch pans. Duro last prefabricated pitch pans are for hvac lines or gas lines that come through the roof. The total run of the roof is 50 feet.
The ridge and eave details are designed for movement. Their purpose in water management. The diameter of the pitch pan is based on the size of the pipe that it is applied around. The master flow 4 in.
Roof pans are 3 tall by 8 wide or 3 tall by 12 wide. The pitch pan corners should have a 2 inch radius and are lapped a minimum of inch. This soldered pitch pan is ideal for new constructions for roof penetrations. Also known as pitch pockets our standard sizes are hand welded and made from 60 mil tpo and pvc.
Most single ply thermoplastic manufacturers have pre molded pitch pans. Pitch pan has a 3 in. Owner of exterior pro inc. Hole in the bottom to allow a 3 in.
With regards to the pitch the building standard code bs 5534 recommends a minimum pitch of 200 for slate roofs. Though these are simple roofing elements they play an important role in maintaining the integrity of the roof and therefore of the building. Low slope roof pitch pan metal sleeve attaches to the membrane and encircles a penetration. 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.
Pitch pans which are found on many older style roofs cover and protect irregular roof penetrations that are difficult to flash and seal. 26 gauge galvanized steel construction. Roof pans come in thicknesses from 023 to 040 in the aluminum pans and in a 024 ga. Dia or smaller pipe to pass through.
Galvalume pan 55 aluminum zinc alloy coated galvanized steel. Aaron perry shows the process of how duro last pitch pans are installed. The top carries a 4 sided fascia guttering system. The vertical seams are soldered to hold the pitch or other approved sealant not included.