Your Basket

Latest News

Featured Product: Universal Cockspur Handle…

Posted Wednesday, 27 January 2016

We think this is a great piece of kit to have in your window repair supplies, when it comes to replacing cockspur window…… Read more

Spiral Balances Guide…

Posted Wednesday, 13 January 2016

The world of sliding sash balances & springs can be a confusing one and so we have created a product guide to save y…… Read more

Dan's Charity Bike Ride…

Posted Wednesday, 15 July 2015

DG Supplyline manager Daniel Rosewell will be putting on his cycling shorts this summer when he takes part in the London…… Read more

How to Keep Your Home Secure This Christmas…

Posted Tuesday, 02 December 2014

Like it or not, Christmas is rapidly approaching. This is the time when we're most likely to be out of the house sociali…… Read more


Posted Friday, 25 July 2014

We are the UK's exclusive supplier for replacement Sunparadise hardware. Whether you have a faulty locking mechanism,…… Read more

Latest Tweets

The UNI-line Universal Replacement Window Espag Handle is suitable for all outward opening windows with spindle drive locking mechanisms!

Posted 6 February 2016 via web

Our new UNI-line Universal Replacement #Window Espag Handle has a spindle length of 45mm and comes complete with #key #locking!

Posted 4 February 2016 via web

We recycle many goods - so call today and see how we can help! #construction #recycle #environment @UKBusinessRT

Posted 4 February 2016 via web

@Solentlocksmith @jclocksmiths if they are looking for a new door check out @dawesandgreen

Posted 3 February 2016 via web

@jclocksmiths @Solentlocksmith @HomeGuardDG @spares4repairs I would say they are old monarch aluminium resi door hinges - long gone!

Posted 3 February 2016 via web

DG Media

Your First Choice Supplier of Double Glazing Spares & Door Parts

DG Supplyline offers the best value spare parts for the double glazing industry. We specialize in supplying double glazing spares such as replacement window hardware and door parts throughout the UK. The showroom & office is based in Southend-on-Sea, Essex and over the last 10 years we have built up a loyal customer base from both the trade & retail market.

Our vast knowledge helps us to source the most hard to find pieces of window parts and replacement door parts. Many people find that our website is also a useful online resource as we offer one of the widest product ranges in the UK.

Our online ordering system is quick and easy and we offer free delivery on order values of £45 and above. If the item is in stock we also offer same despatch on orders placed before 3pm (see the Delivery page for full terms).

We stock thousands of spare parts including;

  • window handles
  • door spares
  • handle keys
  • aluminium door locks
  • UPVC multipoint door locks
  • sliding patio door locks
  • sash case locks
  • Euro locks
  • patio door locks
  • tilt & turn systems
  • tilt & slide systems
  • shootbolt parts

We also stock several ranges of accessories including wedges, levers, caps, stops, springs, rollers, hinges, cylinders, fitch catches, restrictors, vents and letterboxes. The list is endless!

Many of our staff members have knowledge and experience of fitting and repairing doors and windows so are always on hand to offer help and advise when needed, either by email or by phone.

Opening Hours

© 2016 DG Supplyline Ltd, 122-124 Prince Avenue, Westcliff-on-Sea, Essex SS0 0NW. England UK
VAT Registration No: 752 4080 47 - Registered In England No: 3970957
Tel: 01702 351911 Fax: 01702 346331
Website by Silkstream