A sectional loading bay door is an overhead door made from horizontal insulated steel panels hinged together, which run up on rollers in side tracks and park beneath the ceiling or up the wall when open. Panels are commonly 40 to 80 mm thick, so the door seals and insulates better than a single-skin shutter, and it can be operated by hand chain, push-up or electric motor.
Is this right for your site in Devon?
Food and drink businesses in Devon running temperature-controlled goods-in areas can choose thicker panels to hold conditions steady between deliveries. Warehouses across Devon that still rely on single-skin shutters may switch to insulated sectional doors when heating costs or cold goods-in areas become a problem.
For distribution sites in Devon with heavy daily trailer traffic, an electric sectional door with photocells keeps the bay moving without staff hauling on a chain.
Our part of the job in Devon is to survey, quote and manage; the fitting itself is done by specialist installation engineers working under our management. The survey and the written quote are free. Once the fixed price is accepted, we agree dates that work around your deliveries and shifts, including out-of-hours working where needed. Every installation is tested before handover, and you receive the documentation for each item fitted.
Do sectional loading bay doors have to meet energy and safety rules?
Yes. New and replacement sectional loading bay doors fall under building energy rules and workplace safety law, and the detail differs between the four nations.
- Energy: in England, Approved Document L (2021) Volume 2 sets a limiting U-value of 1.3 W/m²K for vehicle access and similar large doors in new and replacement work. Wales, Scotland and Northern Ireland each have their own energy rules, and we confirm the figure that applies to your nation and project.
- Falling back: the Workplace (Health, Safety and Welfare) Regulations 1992 in Great Britain, and the Workplace (Health, Safety and Welfare) Regulations (Northern Ireland) 1993, require upward-opening doors to have a device that stops them falling back. On a sectional door that usually means spring break and cable break protection.
- Product standard: BS EN 13241 is the product standard for industrial doors, and powered doors are also assessed against BS EN 12453 for safety in use.
- Marking: a powered door in Great Britain may be UKCA or CE marked, while in Northern Ireland it is the CE mark, or CE with UKNI, that applies.
What happens on site when a sectional dock door is installed?
Fitting a sectional dock door often takes around a day per opening once the door is on site, though very large doors or awkward fixings take longer. The bay is out of use while the work is under way.
A typical installation runs like this:
- The old door, if there is one, is taken down and removed from site.
- Steel angles or packers are fixed to the opening so the tracks run true.
- Tracks, springs and panels are assembled and the door is balanced.
- The operator, safety edge, photocells and controls are fitted and wired.
- The door is tested, adjusted and handed over.
Before we arrive you will need a clear area inside the opening for access equipment and the bay taken out of service. Electric doors also need a suitable isolated power supply near the door head, single or three-phase depending on the operator, which we confirm in the quote. On multi-door sites we work bay by bay so the rest of the dock keeps running.
Towns we cover in Devon
Choose a town below to see how we handle sectional loading bay doors in that part of Devon.
Budget range for supply and fit. The written quote after a free survey is the fixed price. All guide prices.
What do the rules in England mean for the work?
Powered doors and dock equipment installed in England may carry the UKCA or the CE mark, and doors are covered by the product standard BS EN 13241. We hand over the relevant documentation for each item fitted in Devon. Planning and Building Regulations questions are never assumed either way: we check what applies at survey, so you know before work is booked.
Questions
Is the site survey in Devon free?
Yes. For new installations, replacements, upgrades, conversions and complete bays, the site survey and written quote are free and come with no obligation. The survey lets us measure the openings, check the dock and structure, and understand how the bay is used, so the quote reflects your site. Repair and servicing visits are different: they are chargeable, with the price agreed before anyone attends.
What details do you need from us to quote for sectional loading bay doors?
To get started, send the site address in Devon, the number of bays or openings, approximate sizes, and photos of the dock from inside and outside. Tell us what vehicles you load, what goods you handle and any temperature requirements. Drawings help on new builds. We then arrange the free survey and confirm the details before the written quote is issued.
Can the door be supplied in our company colours?
Yes, panels come in a range of standard colours, and many manufacturers can supply other shades at extra cost and with a longer lead time. The inside face is usually white or light grey. We confirm the colour, finish and lead time in the written quote.
How is a sectional loading bay door locked?
A manual sectional door is usually locked with a slide bolt or shoot bolt on the inside, while an electric door is held closed by its operator. Because dock doors are secured from inside the building, extra locks are not often needed, but we can add bolts or a locking operator where security is a priority.
Other services in Devon
Full guide to sectional loading bay doors · All loading bay services in Devon