Door Sizes at Kelvin Timber
At Kelvin Timber, we stock a wide range of standard UK door sizes as well as some less common options. If your required size isn’t listed below, just get in touch – we may be able to recommend a suitable alternative or arrange a bespoke option.
✅ Standard UK Door Sizes
🔹 Less Common UK Door Sizes
Door Thickness Guide
| Door Type | Thickness |
|---|
| Standard internal doors (1981mm) | 35mm |
| Metric (2040mm high) | 40mm |
| Fire doors (FD30 / FD60) | 44mm / 54mm |
👉 Tip from Kelvin Timber: Always double-check the size of your existing frame before ordering. If you’re unsure, bring your measurements into store and we’ll be happy to advise. Fire doors in particular require compatible frames and certified fittings.
👉 Not seeing your size?
No problem – we also offer made-to-order doors. Contact us today to discuss a bespoke request here.
Reviews
There are no reviews yet.