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Wharfside Supplies

Milton Keynes: 01908 373455

Markyate: 01582 841490

Welcome to...


Unit 38 Wharfside, Fenny Stratford,

Buckinghamshire, MK2 2AZ

2H Hicks Road, Markyate, St Albans,

Hertfordshire, AL3 8LG

UPVC Door and Window Spares in Buckinghamshire

Wharfside Supplies in Milton Keynes and Markyate offers uPVC door and window spares for retail and trade clients in Buckinghamshire and Hertfordshire.  So, whether you need window or door locks, handles, hinges, letterboxes, or patio door tracks, or double glazing products – please get in touch! We also offer a range of related products, including conservatory security products.


We stock all types of parts from major UPVC hardware manufacturers, including Avocet, Fuhr, GU, Maco, Mila, Kenrick, Surelock, Saracen, Squire, Wink Haus and Yale, and we can also supply the old Coldseal door lock. As specialists, we provide popular items at discounted prices. Meanwhile, UPVC double glazing sealed units and other double glazing products are now available at our Buckinghamshire and Hertfordshire sales counters.

Image of Door Handles
Image of Door Hinges
Image of Door Hinge in parts

With a huge range of spare parts available, you can be almost certain that we will have the part you need in stock. Our highly-trained counter staff are on hand to help retail customers, double glazing companies, locksmiths, property maintenance companies and double glazing companies. We stock/supply windows, doors, PVC fascia's, soffits, trims & guttering, sealants, adhesives and cleaning materials


We aim to despatch the majority of orders that same working day. This is because we know your work is important and we strive to never keep you waiting, especially when you’re working on urgent maintenance work in or around Buckinghamshire and Hertfordshire. As we have longstanding relationships with a number of manufacturers, our experts are even able source hard-to-find UPVC Hardware for old double glazing sealed units.


Everyone in or around Buckinghamshire and Hertfordshire, whether members of the public or tradespeople are more than welcome at our UPVC hardware shop in Milton Keynes and Markyate. While we boast an outstanding reputation in and around the local area, we also supply products nationwide with a quick and secure delivery. Please get in touch more information.

Reasons to Choose Wharfside Supplies:


  • Buckinghamshire firm with a great reputation in the local area
  • Wide range of windows spares in stock; look no further for double glazing products
  • Also stock door locks, handles, hinges, letterboxes and more!
  • Every member of staff is highly-trained
  • We work with both retail and trade customers
  • Choose single items or bulk orders