Four Sided Cavity Closer

You no longer have to rely on the skill of your bricklayer or templates. Our cavity closers are the answer to all your window
and door installation problems...

- Fully Welded Four Sided Design
- Aesthetically Pleasing Trickle Ventilated Head
- No need for Temporary Timber Support
- Time Saving, Easy Installation
- Unique Window Installation Clip System
- Designed for use with B Rated envirowindow®
- Perfect Window to Closer Fitting
- Part F Compliant Trickle Ventilated Head
- Simple Twist-In Brick Tie System
- Clean Detail For Window Reveals
- 50 - 100mm Cavity Widths
- BBA Accredited