Installers & manufacturers of PVCu & Aluminium windows, doors & conservatories covering all areas of Essex. We Make Them, We Fit them, We Guarantee Them. Why look anywhere else? Suppliers and installers of superior windows, doors and conservatories, Climatec Home Improvements Ltd are a long established manufacturer in Essex. Manufactured by ourselves at our premises in Southend-on-Sea, our range of windows and doors can be found at our on-site showroom to assist you in making that important decision on style and colours for your home. For the environmentally aware home owner, our energy rated windows have been fully certified by the BFRC, providing you with thermally efficient windows that will undoubtedly save you money on your heating bills, whilst also protecting the environment by reducing carbon emissions released into the atmosphere. We also have a range of windows and doors that are 'Police Approved Products' and have achieved Secured By Design accreditation for enhanced security.