CleanVent® windows were developed in response to the specific needs of clinicians working in medium secure mental health hospitals to provide a safe, secure and hygienic environment for their patients. Traditional secure sliding windows present problems when mesh became clogged up and cleaning the debris was done with a high pressure hose, with the risk of dirty water spreading outside the patient room. CleanVent® is a revolutionary concept which is protected by GB Patent – GB2489127B European Community Design – No. 001789439 – 001-003 European Trademark – 009321183 (Class 06 and 19) UK Trademark – UK00002531228 (Class 06) UK Trademark – UK00002532169 (Class 19). The sliding window, which is attack tested and approved for the medium secure standard has an embedded frame which opens to allow access for cleaning. CleanVent® is Fendor’s best selling mental health window with a variation designed for low secure areas to. Available in steel, aluminium and steel/aluminium hybrid.