
Harpenden, Hertfordshire
Aluminium Windows & Doors in Harpenden
Cortizo bifold doors, sliding doors, windows and roof lanterns for the AL area — made to your sizes in our Leeds factory, 146 miles south-south-east, and delivered to Harpenden on our own vehicles via the A1 and A14.
Harpenden. Photo by HMIAN, CC BY-SA 4.0
Delivering to Harpenden
Our own fleet on planned long-distance runs
146 miles south-south-east of Leeds — about 3½ hours on the A1 and A14. We will confirm the run date when your order is placed so you can plan the fit around it.
Lead time: 7–15 working days
From confirmed sizes. We also cover St Albans, Luton and Stevenage, so Harpenden deliveries are usually grouped onto the same run.
Made in Leeds, delivered to AL
Every frame for Harpenden is cut, assembled and quality-checked by our own team on Wellington Bridge Street before it leaves.
Surveys and fitting in Harpenden
Surveys at this distance are booked onto a planned route, so it is worth giving us as much notice as you can.
What we supply to Harpenden
Every product below is made to your sizes and delivered into Hertfordshire. Follow a link for the full specification for Harpenden, or call us and we will talk it through.

Aluminium Bifold Doors in Harpenden
Cortizo bifolds up to 7 panels, made to your sizes in our Leeds factory.

Aluminium Sliding Doors in Harpenden
Large-pane sliding patio doors with slim interlocks and a low threshold option.

COR Vision Slim Sliding Doors in Harpenden
Cortizo COR Vision — minimal 20mm interlocks for near-frameless glazing.

Aluminium Windows in Harpenden
Casement windows with slim frames, dual-colour options and warm-edge glazing.

Roof Lanterns & Skylights in Harpenden
Slim-bar aluminium roof lanterns and flat rooflights made to your kerb size.

Aluminium French & Heritage Doors in Harpenden
Double doors with heritage detailing — a natural fit for period properties.

Aluminium Front & Residential Doors in Harpenden
Single residential doors with multi-point locking and PAS 24 options.

Gable End Glazing & Fixed Frames in Harpenden
Made-to-shape apex glazing and fixed frames for full-height openings.
Harpenden — common questions
Do you deliver aluminium doors and windows to Harpenden?
Yes. Harpenden is about 146 miles south-south-east of our Leeds factory — about 3½ hours on the A1 and A14 — so your order travels by our own fleet on planned long-distance runs. We will confirm the run date when your order is placed so you can plan the fit around it.
How long does an order for Harpenden take?
7–15 working days for a standard order in Harpenden, measured from the point your sizes are confirmed. We make everything ourselves in Leeds rather than buying in finished frames, which is why the lead time holds. The 146-mile run down the A1 and A14 is the only part outside the factory.
Do you survey in Harpenden?
Surveys at this distance are booked onto a planned route, so it is worth giving us as much notice as you can.
Can trade customers order from Harpenden?
Yes — trade pricing is available to installers, builders and fabricators in Harpenden, St Albans, Luton and Stevenage and across East of England. Trade accounts get published lead times, a named contact, and delivery to site or to your yard in the AL area.
Nearby areas we also cover
Get a quote for your Harpenden project
Send us your sizes or your drawings. We will come back with a price, a lead time and a delivery date for Harpenden.