Why is 50m2 the smallest floor area noted for trickle vent numbers? The majority of the flats we install are under 30m2 with less than 5 windows.

Share:
Share:

Leave a Reply

T: 0330 055 7629
E: info@retrofitacademy.org
A: Barn 4, Dunston Business Village,
Stafford Road, Stafford, ST18 9AB

Terms & Conditions 
Policies & Procedures

Copyright © 2022 The Retrofit Academy. All rights reserved

Website by