Flashing pipe penetration

Duro-Last Roofing Systems offer proven chemistry and decades of sound performance. This flashing assembly, which is sealed to the roof with butyl copolymer tape sealants, should offer 20 or more years of service life. Effective separation of the aluminum and the copper is provided with the use of butyl tape. Eave Snow Flashing 9. Plus, a look at emerging tech, HVAC, and strategic planning. It is recommended that a stainless steel draw band be used at the top of the flashing to ensure that the flashing never inverts itself.

Any batten or standing seams that are interrupted at the upper joint, are to be continued below the lower joint. Any batten or standing seams that are interrupted at the upper joint, are to be continued below the lower joint. Apply Enduroflex waterproofing coating to the pipe penetration and install the prepared reinforcing fabric with each cut section bent at right angle onto the horizontal surface. Field seams are easily accomplished with standard splice kits.

This detail shows the head of an aluminum skylight with a wood curb installed in a standing seam copper roof. The materials for rubber flashing boots are engineered to provide very long-term performance. Cut 2 pieces of fleece in a U shape to fit around the pipe circumference. Apply masking tape to the pipe circumference along the leading edge of the reinforcement to ensure a neat finish is achieved.

If the shape of the flashing is such that water does not flow freely, a cricket is constructed on the high side of the flashing, similar to the one in Detail 9. This flashing assembly, which is sealed to the roof with butyl copolymer tape sealants, should offer 20 or more years of service life. The cap flashing is sealed at its top edge where it meets the pipe. This detail illustrates a method of flashing a ventilator on a sloped roof. The minimum weight for copper sheets used in flashing roof penetrations is 16 oz. Cut the fleece pieces so that they overlap by at least 7. This tape is formed into an "L" shape, and applied over the flashing on all four sides of the curb, to fully cover any copper.