Wigluv Black 20/40, the UV-stable, single-sided and strongly adhesive tape, with it's slit backing film,  is especially suitable for connection to window and door frames where visible facade membranes are to be connected.

Wigluv Black is a tenaciously sticky, low-profile, acrylic sealing tape. Constructed of a special vapor-permeable polyolefin (PO) film, reinforcing mesh, and pressure-sensitive glue, SIGA-Wigluv will bond to even the most difficult substrates in extreme climate conditions. Primer is required for masonry and soft fiberboard. 

Unlimited UV stability behind open cladding.  Limited UV stability of 12 months when fully exposed.