- Location
- Slough, Berkshire
- Main postcode district
- SL1
- Nearby (straight line)
- Windsor (2 miles), Maidenhead (5 miles) and Gerrards Cross (6 miles)
- Survey and quote
- Free, with a fixed written quote
A cold store dock door is an insulated loading bay door built for chilled or frozen buildings, usually a sectional door with thick insulated panels or a high-speed door with an insulated curtain. It differs from a standard dock door in its thermal breaks, extra seals and, on freezer docks, heating in the frame or seals so that ice cannot lock the door shut or tear the seals.
Why do sites in Slough choose this?
During warm, humid spells, any cold store dock in Slough is most exposed to condensation and ice, which is why heated frames and good shelters are worth considering. For a packhouse in Slough handling fresh produce, a well-sealed chilled dock door helps keep warm air out of the store once produce has been cooled.
Food manufacturers in Slough moving finished product into frozen storage need doors that resist ice and close quickly behind each forklift or trailer movement.
Here is what happens after you contact us about a site in Slough. We arrange a free survey, measure up and send a fixed written quote. If you go ahead, we manage the whole job, including ordering, delivery and coordination with your site team. Specialist installation engineers working under our management do the fitting, at times built around your loading schedule, with out-of-hours work by arrangement. Testing and handover documents close the job.
Do cold store dock doors have to meet building regulations?
Yes, a new or replacement cold store dock door is still a vehicle access door, so building energy rules apply alongside workplace safety law and product standards.
- England: Approved Document L (2021) Volume 2 limits the U-value of vehicle access and similar large doors to 1.3 W/m²K in new and replacement work. Cold store doors are normally specified to perform better than that to protect the store.
- Wales, Scotland and Northern Ireland: Approved Document L for Wales, Section 6 of the Scottish Building Standards Technical Handbook and Technical Booklet F2 in Northern Ireland apply. We confirm the figure for your nation and project.
- Power failure: under the Workplace (Health, Safety and Welfare) Regulations 1992 in Great Britain, or the 1993 Northern Ireland regulations, a powered door must be operable by hand where needed for health or safety, unless it opens automatically when power fails.
- Standards: BS EN 13241 for the door and BS EN 12453 for powered operation.
Why does ice form around a freezer dock door, and how is it stopped?
Ice forms when warm, moist outside air meets the cold surfaces of the door, frame and floor, and the moisture freezes. Over time it builds up in the seals and guides until the door jams or tears its seals.
Ice is controlled by tackling both the cold surfaces and the warm air:
- Heated frames and seals: low-power heating in the side frames and bottom seal keeps those surfaces above freezing.
- Threshold heating: stops the door freezing to the floor.
- A tight seal at the trailer: an inflatable dock shelter or a well-fitted seal keeps outside air away from the opening.
- Short open times: fast operators and interlocks mean the door is only open while a trailer is sealed to the dock.
Condensation dripping inside the store near the door is an early sign of the same problem and worth raising at survey.
The same published guide range applies across England; access, out-of-hours working and site conditions are confirmed at the free survey.
What does the free survey cover?
- Wall and steel structure for door, shelter and bumper fixings
- Scope to convert ground-level doors into docks or add lift tables
- Drainage on recessed or sloping dock approaches
- Dock height and the mix of trailers you load
- Escape routes and pedestrian doors close to the bay
- Traffic routes for vehicles and separation of pedestrians
Options to discuss
Insulated high-speed door
A fast door with an insulated curtain for busy openings between temperature zones, where cutting open time matters more than maximum insulation.
Heated frames and seals
Low-power heating in the side frames, bottom seal or threshold that keeps contact surfaces above freezing so the door does not ice up or tear its seals.
Which rules apply in England?
In England, Approved Document L (2021) sets a limiting U-value of 1.3 W/m²K for vehicle access and similar large doors in new and replacement work. That shapes door specification for sites in Slough, so we confirm the requirement for your project and check what applies at survey before recommending a door.
Questions about cold store dock doors in Slough
How long does installation take at a site in Slough?
It depends on the equipment, the number of bays, the condition of the dock and whether any building or electrical work is needed. We agree a programme with you after the survey, setting out which bays are out of use and when. Larger jobs are usually phased so that part of the dock stays open, and out-of-hours working can be arranged.
Can you work outside our normal operating hours in Slough?
Yes, by arrangement. Evening, night and weekend working can be planned so the installation causes as little disruption as possible to your loading schedule. Out-of-hours work can affect the price, so mention it at the survey and we will include it in the written quote. The agreed times are confirmed in the programme before the job starts.
What details do you need from us to quote for cold store dock doors?
To get started, send the site address in Slough, 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.
Do cold store doors need more frequent servicing?
Yes, cold store doors generally benefit from more frequent servicing than ambient dock doors. Low temperatures stiffen seals, stress springs and cables, and hide early ice build-up. Checking heaters, seals and operator settings before winter is particularly worthwhile. Servicing visits are chargeable and agreed in advance.
Can a standard sectional door be used on a chilled dock?
A standard insulated sectional door can work on a chilled dock if its panels are thick enough and its seals are in good condition. For frozen docks it is not usually suitable, because it lacks the thermal breaks and frame heating needed to stop ice forming. We advise on the right specification after surveying the store.
Cold store dock doors near Slough
Looking beyond Slough? Our pages for Windsor (2 miles), Maidenhead (5 miles) and Gerrards Cross (6 miles) describe the same loading bay services and how to get in touch.
Other loading bay services in Slough
Full guide to cold store dock doors · Everything we do in Slough
Use the quote tool to tell us about the doors, levellers or shelters at your Slough site, and we will be in touch to arrange the next step.