Cavi-Mate - Preformed
Cavi-Mate is a robust window installation system ideal for the new build market. Manufactured from high quality PVC-U, it is a window former, locator and cavity closer which enables window frames to be installed quickly and easily maintaining a square finish.
Cavi-Mate can be supplied in kit form utilizing simple purpose-designed corner cleats ensuring user friendly on site assembly. Cavi-Mate can be used in conjunction with timber or PVC window systems and is available in a fire rated version – we even offer a free take off service here at YBS.
This product is suitable for masonry walls and offers the following major benefits:
- Labour Savings
- Minimised Waste
- Meets Building Regulations Minimal Thermal Resistance

Cavi-Mate has been independently tested and certified to the latest Industry Standards, including BDA Kiwa certificate of Agrément, LABC Registered & NHBC acceptance.
Product specification, project support and free take off service are all part of our dedication to superior customer service – simply contact us today and we’ll be happy to assist you.
Cavi-Mate – Profiles
50 – 90mm

100 – 130mm

140, 150, 170, 200, 250 & 300mm
