Leading Suppliers Nationally for Door Knobs

Here is a list of leading national suppliers of door knobs in the United Kingdom:

1. Birkdale Sales Ltd: A well-known door hardware supplier offering a range of high-quality door knobs.

2. Carlisle Brass: Specializing in architectural hardware, they offer a wide selection of door knobs in various styles and finishes.

3. Zoo Hardware: Known for modern and stylish door hardware solutions, including a diverse range of door knobs.

4. Excel Architectural: Offers a range of architectural hardware products, including designer door knobs for residential and commercial use.

5. From The Anvil: Known for their handcrafted ironmongery, including unique and traditional door knobs.

This list is not exhaustive and there are many other suppliers in the UK market offering door knobs to meet various preferences and budgets.