The ARC Contract-closer is a highly effective, reliable solution for closing cavities around window and door openings in masonry walls. These 75mm cavity closers come in a pack of 8, each measuring 2400mm in length, providing exceptional energy efficiency. Designed to prevent thermal bridging and condensation while offering a reliable framework for plasterboard or mortar, these cavity closers are compliant with current building regulations.

Brand Name	ARC
Certifications Met	current building regulations
Material	Mineral Wool
Protects From	thermal bridging and condensation
Type	Cavity closer
Thickness	75mm
Dimensions	2400mm length, width not specified
Quantity	8 units per pack
Application	Walls, cavities
Installation method	Insertion into cavity
Moisture resistance	High
Compression resistance	High
Vapor transmission	Low