Sika SikaHyflex-407 EverFlash Universal 20oz Sausage 528095

Sika SikaHyflex 407 EverFlash Universal is a one component, hybrid technology, non-sag, flexible, flashing and weather barrier sealant designed for primerless adhesion to the most challenging substrates found in the building envelope such as peel & stick window and flashing membranes. Meets ASTM C920, Type S, Grade NS, Class 12.5, use NT, G, A, O, M.

Uses
Peel & stick window flashing and wraps.<br>Nonwoven spunbound window flashing and wraps.
Polyethylene wraps and surfaces, polypropylene surfaces and common polyolefins.
PVC, steel, metal, aluminum and glass.
All connection details specified for the building envelope to achieve a weather tight building.
Between flanged windows and weather barriers.
Termination and transition seals where flashing meets the building envelope.
Window and door perimeters where movement is applicable.
Connections between the building envelope wrap and roofing systems.
Asphaltic/bituminuous surfaces that would normally bleed with polyurethane sealants.
Sealing around penetrations in weather/air barrier and flashing materials.
Self adhered air and vapor barrier field-cut edges, Tjoints, reverse laps and terminations.

Unprimed adhesion to challenging, low surface tension surfaces such as polyethylene, polypropylene and polyolefins. Compatible with bituminous and asphalt based materials – will not cause bleeding. Excellent long term UV and weatherability. Can be painted over with most acrylic coatings. See datasheet for more information.