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Automatic Door Installers

Drive unit replacement · West Sussex

Drive unit replacement in Horsham

Parts no longer made for your door in Horsham? Rather than replacing the whole entrance, a new drive unit can be fitted to the existing transom and glass leaves, giving you a supported operator, new sensors and a documented set-up.

Town
Horsham
Area
West Sussex
Postcodes
RH12
Guide price
Typically £1,995 to £3,995 ex VAT
  • Free site survey for new doors
  • Fixed, itemised written quote
  • Set up with reference to BS EN 16005
  • England, Wales, Scotland and NI
  • Guide prices published

Covering Horsham and nearby

If your building is in Horsham, or anywhere in the RH12 postcode district, we can arrange drive unit replacement. Visits are booked with you in advance, timed around opening hours where that matters, and carried out by engineers who work under our management.

Care homes and supported living schemes are spread across Horsham and the surrounding area, and their doors have to balance easy access with resident safety. Slow, gentle operation, hold-open devices linked to the fire alarm and controlled exits are typical requirements.

Nearby towns we also list for drive unit replacement (straight-line distance): Crawley (7.2 miles), Horley (10.6 miles), Haywards Heath (10.8 miles), Burgess Hill (11.1 miles), Dorking (11.7 miles), Reigate (13.1 miles).

What to think about for drive unit replacement in Horsham

  • Battery backup is easier to add with a new drive unit. It lets the door open or close safely in a power cut, which matters most on escape routes.
  • Doors linked to the fire alarm or access control in Horsham need those links rewired to the new controller. Let us know which systems connect to the door.
  • Older shopfronts in Horsham may have headers made for discontinued operators. Adapter plates usually allow a new drive unit to fit, which the survey confirms before you commit.
  • If the door is on an escape route, the new drive unit must be set up to open, break out or be openable by hand, as the building's fire strategy requires.
  • Listed buildings and conservation areas in Horsham make it attractive to keep the existing frame. A new operator inside the existing header changes little that can be seen.

Drive unit replacement in Horsham: guide prices

The site survey is free, including the measured drawing and a fixed, itemised written quote. Guide price: typically £1,995 to £3,995 ex VAT.

ItemGuide priceNotes
New drive unit on an existing automatic sliding door£1,995 – £3,995existing leaves kept, installed, ex VAT
New operator on an existing automatic swing door£1,795 – £3,995installed, ex VAT
Sensors replaced at the same time£195 – £495per sensor, ex VAT

Standards and rules in England

Standards are not retrospective, so an older door does not become unlawful when a standard is updated; a site-specific risk assessment shows whether any upgrades are sensible. BS EN 16005 is the current standard for the safety in use of powered pedestrian doors, and BS 7036-0:2014 is the British code of practice for risk assessment and risk reduction used alongside it. Standards are not law in themselves, but they are the recognised benchmark for showing an automatic door is safe to use, and we set up, test and document doors with reference to them.

Workplace law (the Workplace (Health, Safety and Welfare) Regulations 1992) expects powered doors to have suitable and effective features to stop them trapping anyone and, where needed for safety, to open by hand unless they open automatically if the power fails. Doors at work must also be kept in efficient working order under a suitable system of maintenance.

How it works

  1. Send photos and the address. A few pictures of the door from both sides, the address in Horsham and a note of who uses the entrance help us understand the job before anyone visits the site.
  2. No-cost survey on site. We arrange a survey at a time that suits the building. The engineer records measurements, fixings and power, plus any constraints such as listed status, opening hours or access for deliveries.
  3. Itemised quote to approve. We price every element of the work on drive unit replacement separately in a written quote that you can check, share and approve. Lead time and payment stages are stated, and nothing is ordered until you accept.
  4. Fit, test and hand over. On the agreed dates the engineer installs the equipment, commissions the operator and tests each safety function. You get a demonstration, the test record and any conformity paperwork that applies to the work.

Book a free survey in Horsham to find out whether a new drive unit will bring your automatic door back to reliable use. The quote is fixed and itemised.

Drive unit replacement in Horsham: questions

Do you replace automatic door drive units in Horsham?

Yes. We are the contracting party for drive unit replacements in Horsham, and the survey and changeover are carried out by specialist engineers we manage. The survey is free and checks that the frame and leaves are worth keeping. You then receive a fixed, itemised quote for the new operator, sensors and any other parts the door needs.

Can you give me a price for drive unit replacement in Horsham?

Our guide is £1,995 to £3,995 excluding VAT (per door), the same guide prices we use across the UK. The free site survey in Horsham confirms the price as a fixed, itemised written quote, and the guide price tool gives you a range before anyone visits.

Can the replacement in Horsham include a service plan?

It can. After the changeover we recommend a service interval based on how heavily the door is used, and a service contract can be set up with a written record of each visit. Servicing is priced separately and agreed in writing before any visit takes place.

Will you remove the old operator from our premises in Horsham?

Yes. The old drive unit, sensors and any other replaced parts are taken away as part of the job, and the work area is left clean. Disposal is included in the fixed quote, so there is nothing extra to arrange or pay for afterwards.

Do I need permission from a landlord or the council before work in Horsham?

It depends on the building. Tenants usually need the landlord's written consent before changing an entrance, and some changes to a shopfront or external door need planning permission. The survey notes anything that may need consent. We can supply drawings and product details to support an application, but the owner or tenant makes it.

What is the lead time for drive unit replacement in Horsham?

Lead times depend on the door type and what has to be made to order. As a guide, operators and accessible door kits are typically two to four weeks from order, and complete sliding entrances typically four to eight weeks from drawing approval. Curved, revolving and hermetic doors usually take longer. The expected lead time is stated in your quote.

Which building regulations apply to a new automatic entrance in Horsham?

In England the guidance is Approved Document M (Volume 2) for access, Approved Document B for fire safety and escape routes, and Approved Document K for glazing and powered doors. A new entrance can count as building work, so building control should be involved before it is ordered.

Next step

Drive unit replacement in Horsham

Send the address, a photo if you have one and what the door needs to do. New installations get a free site survey and a fixed written quote; repairs and servicing are priced in writing before we attend.