Hd 9660T & Hd 9660M - Underfloor Horizontal Extension Sleeves

by Hambleside Danelaw
Designed to extend the reach of underfloor ventilator for varying cavity and wall leaf widths. HD 9660T is top extension sleeve. HD 9660M is bottom extension sleeve. Recycled content 5% to 100%. Pack of 10.

Specification Details for Hd 9660T & Hd 9660M - Underfloor Horizontal Extension Sleeves (Roof Ventilation)

Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Hambleside Danelaw is consulted before specifying.

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