Isomass Isocheck Expandastrip Frame Seal 8000mm x 10mm x 1.5mm to 3mm

Isocheck Expandastrip is a versatile open-cell polyurethane foam impregnated with chemically stabilised acrylic and backed with a self-adhesive scrim tape for ease of installation.

Designed to remain permanently elastic, Expandastrip expands upon unpacking and application to fill joints, accommodating irregularities or imperfections. With outstanding flexibility and elasticity, it is suitable for a wide range of materials, including concrete, brickwork, steel, plastics, timber, and fibrous surfaces.

Product Features:

• Supplied in rolls, mechanically compressed to one-sixth of their original thickness.
• One side features a self-adhesive coating for quick application.
• Provides a light air baffle at maximum expansion.
• At 25% of its compressed thickness, offers a weather-tight seal against driving rain and wind.

Applications:

• Sealing joints between precast units.
• Weatherproofing around windows, doors, and roofing panels.
• Acoustic sealing for gaps between floors and walls.
• Providing air and dust seals in domestic properties.
• Ensuring weatherproof seals for expansion joints, prefabricated sections, and ventilation ductwork.
• Supporting primary or secondary seals for building facades, cladding systems, and skylights.

Ideal for both acoustic and weatherproof sealing, Expandastrip is a reliable choice for various construction and renovation projects.