As one of the Norths leading manufacturers of Vertical Sliding Windows, we offer a wide range of designs and options to suit all needs and budgets.

Trade Frame Yorkshire Trading as Custom Doors UK are approved manufacturers of the Spectus Window Systems, a window which presents a whole world of new opportunities in both the replacement and new build markets.

The system offers a wide range of features and benefits to the fabricator, installer and homeowner. We offer a competitive price to both the domestic and trade market.