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RooflightInstallers.co.uk
Penicuik · EH26 · Edinburgh & the Lothians

Rooflight glass replacement in Penicuik

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 Penicuik. 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

What the job costs in Penicuik

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 warrant fees, where a job needs them, are shown as their own line.

Where our fitters travel

Looking at a property near Penicuik but not quite in it? We work across EH26, EH25 and EH24 and outwards to Bonnyrigg, Edinburgh and Musselburgh. Give us the full postcode when you get in touch, because access, parking and the route for a large unit all depend on the exact street. Those details shape the quote for any job around Penicuik.

What we do on the day

  • Sealed unit ordered to match or improve on the original glass
  • New glazing tapes, gaskets or sealant fitted to suit the frame
  • Old glass taken out safely and removed from site
  • Condensation or a failed seal — We confirm whether the mist is inside the sealed unit or on the room-side surface.
  • Condition of the frame — We look at the frame closely before committing to new glass.

How the glass is replaced

On the fitting visit, the room below is protected first. The beads or cappings come off, the old unit is lifted out with suction lifters, and the rebate is cleaned and checked for damage or blocked drainage. The new sealed unit goes in on fresh packers and gaskets, the cappings are refitted and sealed, and the glass is cleaned. Most glass swaps take half a day once the new glass is made.

Planning, building warrants and Penicuik

In Scotland a new rooflight needs a building warrant before work starts. A like-for-like replacement including the frame is exempt from a warrant but must meet current standards, so the glazing has to reach 1.6 W/m²K or better. For planning, rooflights on houses outside conservation areas can often go ahead under permitted development, but it is worth confirming with the planning authority.

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 Penicuik

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 Penicuik 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 Penicuik

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

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