EW592B YBS Easi-Close Cavity Closers


This is an assessment of Easi-Close Cavity Closers for use in new build construction either fastened to the window frame, built in as work progresses or installed after the reveal has been constructed. In addition to closing the cavity, they provide the required insulation around the reveals for 50- 100mm cavities and 100-150mm cavities.  For use in dwellings and buildings with similar temperature and humidity conditions and correctly installed external cavity walls, which have been designed and constructed in accordance with the relevant clauses of BS 5268. Not to be exposed to organic solvents or plasticisers.


Valid until 1st September 2022


Please Note: Every care was taken to ensure the information was correct at the time of publication. Any written guidance provided does not replace the user’s professional judgement. It is the responsibility of the dutyholder or person carrying out the work to ensure compliance with relevant Building Regulations or applicable technical standards.


Yorkshire Building Service Ltd
Unit 1 Crags Industrial Park
Morven Street
S80 4AJ
01909 721 662