UK Fasteners is fully operational with a small team working during all normal working hours (observing social distancing and other required safety protocols) throughout the current Covid-19 situation and, to support customers, is maintaining its service level of next day delivery on all orders received by 2pm. Please feel free to place your order today by emailing

Bi-Metal Fasteners

Fasteners for the uPVC Window Industry

  1. Specially designed for the uPVC window industry.
  2. An optimum ratio of stainless steel head and threads to carbon steel drill point, ensuring the stainless steel portion of the screw is fully engaged into steel reinforcing.

The Largest Bi-Metal Range

With a 20 Year Guarantee.

With the choice of two drive styles in Phillips and square drive plus screw lengths that are unique to our range, we offer the largest choice of bi-metal screws available to the UPVC window and door industry today.

With a twenty year guarantee the fabricator and their commercial contract customer alike can expect complete peace of mind for the life expectancy of their window & door replacement programme.

If you have a contract that stipulates the use of Austenitic screws and you use steel reinforcing, please contact us and we will be happy to help you choose exactly the right product to ensure your customer specifications are met.