About Subframes UK

Subframes Uk Ltd solely manufacture and supply cavity closures to suit all makes and types of windows, doors and window/door combinations using a wide variety of Profiles (Cavalok, Dacatie, Profile22, Spectus, Duraflex & Synseal) all of which are manufactured to the highest standard in our Derbyshire factory, and delivered direct to site nationally.

We have 30 years of experience in the upvc industry and direct involvement in cavity closures since the mid 1980s. Our company has pioneered the manufacture of various cavity closures and also prototyped and designed several new ones.

Subframes Uk pride ourselves on our fast response to all enquiries, simply send us your window schedule / brickwork opening sizes or drawings, and we will fax /e-mail back the details with a price that cannot be beaten. Delivery dates are five to seven working days from receipt of order. Quotes returned within 48 hours.

All our frames are braced using timber from a sustainable source (FSC). Whichever product is manufactured our set standards are applied i.e. spacing of bracing amount of bracing, corner stays, customer information and identification. All deliveries are made using unmarked transport and PODs supplied by return.

Our standards are the highest in the industry both in administration and in manufacture of our products. We are a registered ISO 9001-2000 company and members of the chamber of commerce, we strive at every level to constantly improve both service and quality throughout the company.