Unbranded All Style Small 2-hole A/C STD-Storm Collar Flashing; for (1) 7/8 in. suction & (1) 3/8 in. liquid Line-Set nipples

Small STD-Storm Collars attach onto single, double or triple penetrations including sink/toilet vents, electric supply/return conduits and AC heat pump copper line set clusters. STD-Storm Collars are weatherproof roof flashing umbrella covers. STD collars provide a failsafe dam over a roof flashing opening which, if not closed, affords an avenue for flowing water access and passage into a buildings interior. Stopping water flow into a structure is especially important, and difficult to stop, as small conduits, pipes or insulated lines pass a single roof flashing site. This water flow can be kept on the roof via a Storm Collar cover atop a roof jack flashing. STD-Storm collars are not retro-fit. Access to the end of the penetration permitting a slide on installation is mandatory. Installation is easy. Insert the pipe, or group of pipes, into the pre-molded holes and close the clamps. Tightening the clamps produce the waterproof umbrella barrier. Rubber Storm collars will not corrode, fail, affect metallurgi...