4" Split Firestop Spacer - 31-45°

Our Price: £39.14 Incl. VAT: £46.97

Availability: In stock

Product Code: TWFS304

4" Split fire stop spacer 31 - 45°



 Twin wall Warranty

4" Split Firestop Spacer for use on vaulted ceilings where the pitch of the ceiling is between 31 - 45° angle.  

Manufactured from Stainless Steel

(Please note: We base all of our twin wall system on the internal diameter measurement).


Same day dispatch if ordered before 2pm.



Split fire stop spacer 31 - 45 Degree


View Our Installation Guides:

Bungalow Internal Installation

Bungalow Installation guide

External House Installations

External Installation

Straight Internal Installation

Ventilation Installations


Our twin wall insulated is a simple push-fit  joint system. Build your system by placing each piece on top of the previous and push together to make the join. This is the simplest system to construct on the market today.


Building Regulations

Download Building Regulations Document J (effective October 2010) below

Download Document J

(Right click link, then select "save file as..")