Type W Extension Duct

Introduction

The Type W extension duct is designed to push-fit onto the Type W Caviweep/Cavivent. It converts the standard Type W into a 305mm straight through model. It may also be used to extend the Type W when employed within a solid retaining wall to provide moisture release.

Use

To extend Type W to accommodate masonry of greater thickness.

Data

• Material polypropylene.
• Colour grey.
• Size:200/225 x 65 x 10mm.
• 320mm²