Ventrolla Brochure | Secondary Glazing

Advanced acoustic & insulating secondary glazing that never compromises on style Preserving the unique heritage and charm of period timber windows really is a priority to Ventrolla, which is why we offer industry-leading secondary glazing products as an alternative for listed buildings, conservation areas, and other properties subject to restrictive improvement regulations. Tailored to a wide range of property styles, we have over 40 years' worth of experience installing quality secondary glazing designed to enhance thermal efficiency and security and reduce noise pollution, leaving the existing windows untouched and intact.