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RooflightInstallers.co.uk
Guildford · GU1 · Surrey

Sliding rooflight installation in Guildford

Sliding rooflight installation in Guildford comes down to what happens around the glass. A good unit sat on a poor upstand, or with the membrane or flashing cut short at the corners, will still let water in. We fit each sliding rooflight to the maker's instructions for fixings, packers and sealant, for homes and businesses across Guildford and the rest of Surrey. That covers supply and fit, fit-only for a unit you already own, and swapping out a tired one. Every job starts with a written quote, so the price and scope are clear before anyone climbs a ladder.

Guide price from £7,795 · Supply & fit

Guide prices

Compact sliding

£7,795 – £10,795including VAT at 20%

Motorised sliding unit for a stair or hatch opening

Standard sliding

£10,795 – £15,595including VAT at 20%

Larger opening onto a roof terrace

Large sliding

£15,595 – £22,795including VAT at 20%

Big spans, lifting gear and longer installs

Guide ranges for supply & fit. Your price is fixed in a written quote after we have seen photos or surveyed. Scaffold, access towers or a crane are priced separately if the job needs them, and building control fees, where a job needs them, are shown as their own line.

Fitting across Guildford and nearby

Fitters travel to the job, so the address is what counts. In Guildford that means postcode districts GU1, GU2 and GU4, and the same teams can just as easily take on work in Godalming, about 4 miles away, or Woking at roughly 6 miles. Survey and fitting dates are offered according to fitter availability, and travel is built into the quote rather than added later.

Fit-only or supply and fit

There are two ways to do this. Supply and fit means we source a sliding rooflight that suits your roof and install it, so one company answers for both the product choice and the fitting. Fit-only means you buy the unit and we install it. With fit-only, the product warranty stays with the maker or seller, and our written guarantee covers the fitting work. Both routes get the same checks on the opening, the upstand and the maker's instructions before anything is fixed.

What the job includes

  • Upstand checked for strength, square and level along its full length
  • Clear run confirmed for the glass to slide over when open
  • Frame fixed and weathered with the membrane dressed up the kerb
  • Weight and lifting — We plan the lift for a sliding rooflight before it is ordered.
  • Planning for a roof terrace — We flag early whether planning may be needed for the work around the rooflight.

From arrival to clean-up

On the day, you need to be in at the start and at the end. In between, the fitters get on with it. They will want the room below cleared where possible, a parking spot if you have one, and somewhere to set the unit down safely. After checking the opening and the upstand or flashing, they fix a sliding rooflight, seal it and finish the inside. Packaging and any old unit leave with them unless the quote says otherwise.

Do you need permission in Guildford?

Two sets of rules matter in England. Planning: a rooflight on a house is normally permitted development if it projects no more than 0.15 m and stays below the highest part of the roof, but flats, listed buildings and Article 4 areas need checking. Building regulations: new openings need approval for the structure and energy performance, and a replacement is a controlled fitting. We are not registered with a competent person scheme, so we notify replacements to building control with a building notice and put the council's fee on the quote.

Getting a price from photos

Keep it simple. Two or three photos, outside and inside. Approximate sizes. What the roof is made of. Anything awkward about getting up there, such as a conservatory below, a narrow side path or no parking. If you bought the rooflight online, the link or model name. Then your postcode in or around GU1. That is enough for a first price.

Common questions in Guildford

Do you need scaffolding to fit a rooflight?

Not always. Single-storey roofs can often be reached safely with ladders, a tower or edge protection. Higher roofs, steep pitches and large units usually need scaffold or a mobile platform, and heavy glass may need a crane. We assess access from your photos or at the survey, and any scaffold or lifting cost is shown as its own line on the written quote.

Do you make good inside after fitting?

Yes, where the quote includes it. Internal finishing usually means lining the reveal with plasterboard, taping or skimming, and fitting trim where it meets the ceiling. Some people prefer their own plasterer or decorator to finish off, which is fine. The written quote spells out exactly where our work stops, so nobody is left guessing about who does what once the unit is in.

Can you replace an old dome without redoing the whole roof?

Usually, yes. If the existing kerb is sound, level and tall enough, a new unit can often sit on it with a fresh seal to the roof covering. If the kerb is rotten or too low, we rebuild it and patch the covering around it rather than stripping the whole roof. This is checked at the survey and included in the written quote, so you know the full scope first.

For a free, no-obligation quote in Guildford, use the form or call us with the details of your roof.

Rear extension at dusk with lit rooflights and a roof lantern
Ready when you are

Sliding rooflights in Guildford

Send photos and rough sizes, or ask for a survey for install work. One fixed written price before anything starts.

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