Welcome to the D-Tech range of products from Dynatech

Here at Dynatech Engineering Ltd. we manufacture bespoke products for both PVCu, and timber doors and windows. 

We hope that you find the products that you need on this site, please call us for trade enquiries and quantity quotations. 

For details on these products, click the links to go to the product pages. 


Available with a range of fittings including: door and window handle plates and our vertical fixing bracket option.
Patent Protected

We also have a range of colours available too, including our "Elite" Finish range.

Range available in Hold-Open and Non-Hold-Open options. We also have Slimline versions available to fit into a smaller air gap, and two standard lengths. 

Door restrictors are covered by intellectual property protection.

Window casement restrictors available in:
Extended Cavity-Fix, Auto-Latch, Laminate and Euro-groove options

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Eliminate the risk of a fall and fit Locit; a range of products designed to safely restrict the opening of windows and doors

Other door and window fixtures such as: Window Handles, Finger Bolts and The Sashjack.