| 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. Where to Use: - Peel & stick window flashing and wraps.
- 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/bituminous 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, T-joints, reverse laps and terminations.
Advantages:- 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.
Information provided by Sika Corporation. |
