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RooflightInstallers.co.uk
Weybridge · KT13 · Surrey

Rooflight glass replacement in Weybridge

A misted or cracked rooflight does not always need a whole new unit. If the frame is sound and the seals around it are dry, we can often measure for a new sealed glass unit and fit it into the existing frame in Weybridge. The first visit is to measure and check the frame, which is charged, with the price confirmed before you book. The new glass is then made to size, and a second visit fits it. If the frame itself has failed, we tell you that a replacement rooflight makes more sense.

Guide price from £445 · Supply & fit of the glass

Guide prices

Small sealed unit

£445 – £795including VAT at 20%

Misted or cracked unit up to about 1 m² measured, made and refitted

Medium sealed unit

£795 – £1,295including VAT at 20%

Units up to about 2 m², or toughened and laminated

Large or specialist

£1,295 – £2,395including VAT at 20%

Triple glazed, solar-control or heavy units needing lifting gear

Guide ranges. The first visit is charged and priced before booking; any new glass is priced in writing before work starts. 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.

Areas around Weybridge we cover

Weybridge and the districts around it, KT13, KT15 and TW17, all sit inside our working area. So does the ground between Weybridge and Walton-on-Thames (2 miles), and on towards Chertsey (2 miles). When a fitting team is booked, their travel is already in the quoted price, so it does not turn up as a surprise line on the final bill.

What the job includes

  • New glazing tapes, gaskets or sealant fitted to suit the frame
  • Old glass taken out safely and removed from site
  • Sealed unit ordered to match or improve on the original glass
  • Weight and lifting — We plan how a heavy pane gets onto the roof and into the frame.
  • Condensation or a failed seal — We confirm whether the mist is inside the sealed unit or on the room-side surface.

How the glass is replaced

The second visit is the quick one. With the new unit made to size, the fitters take the old glass out, check the frame and drainage paths, and set the new glass on packers so it sits square and drains properly. Seals and cappings are renewed where needed, the area is cleared, and you are shown what was done.

Planning and building rules in England

In England, a new rooflight opening generally needs building regulations approval because the roof structure is altered and the glazing must meet energy rules: 2.2 W/m²K for a rooflight in an existing home, or 1.4 W/m²K (or WER Band B) for a roof window. Planning is often not needed on a house: permitted development covers rooflights that stand no more than 0.15 m proud of the roof slope and sit below the highest part of the roof. Flats, listed buildings and areas with an Article 4 direction are different, so we check your address first.

What to send us

To price the measuring visit, send a photo of the rooflight from inside showing the misting or crack, one from outside if you can reach a safe viewpoint, and the rough size of the glass. If you know the make or have the original paperwork, include that too, along with the postcode.

Common questions in Weybridge

Is new glass or a new rooflight better value?

If the frame, gaskets and drainage are sound, new glass is usually the cheaper fix. If the frame is cracked, distorted or leaking at the kerb, a full replacement is better value. After the measuring visit we price both so you can compare.

How long does new rooflight glass take?

The new sealed unit is made to the measured size, so there is a gap between the measuring visit and the fitting visit while it is produced. We give you the expected timing when we price the glass, and book the fitting once it has arrived.

Can you replace just the glass in my rooflight?

Often, yes. If the frame, gaskets and drainage are sound, a new sealed unit can go into the existing frame. If the frame has failed, is distorted or leaks around the edge, replacing the whole rooflight is usually the better answer, and we tell you that.

Send photos of the problem in Weybridge and we will price the visit before you book it.

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

Glass replacement in Weybridge

Send photos of the problem and we will tell you what a visit costs before booking.

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