Factors that influence flashing size shape and endlap requirements include roof pitch roof geometry slope length and climatic factors such as heavy snowfall or rainfall.
Metal roof skylight flashing detail.
Velux skylight flashing kits are designed to shed water without relying on sealants that can break down over time.
If it s carefully removed when the old roof is torn off it should be reusable.
A crucial part of our complete system.
Factors that influence flashing size shape and endlap requirements include roof pitch roof geometry slope length and climatic factors such.
Secure by nailing the flashing to the roof.
Once the metal flashings are ready place the pieces between the roof and skylight above the roof and under the skylight.
First remove the skylight s counterflashing.
Skylight chimney 39 41 dormer details 42 43 accessories 44 distributed by.
Soft metal pipe flashing.
Endlap and or a larger flashing to properly drain moisture from the roof.
Some roof conditions such as valleys may require a longer endlap and or a larger flashing to properly drain moisture from the roof.
Metal roofing panels.
Repeat to install the flashing to all sides of the skylight frame.
We offer a variety of skylight flashing systems to ensure a weathertight fit for virtually all roof types and slopes.
Most major skylight manufacturers provide flashing kits for asphalt shingles as well as specialty flashings for tile and metal roofing typically with a wraparound head flashing and moldable apron flashing that conforms to the roofing profile.
Minimum sheet lead of 2 25 lb per sq ft or minimum sheet copper of 16 oz per sq ft 2.
Best materials.
Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley.
The sill apron features pliable pleats that form to the roof and the kit includes adhesive underlayment that provides an additional layer of water protection for a weathertight installation.
Then fold the tabs on all sides of the skylight and screw them down.
If using copper flashing over an iron or steel pipe insert a separator sheet wrapped around pipe to separate the copper flashing from direct contact with pipe so as to reduce galvanic reaction.
