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Scottish Borders · Scotland

Misted Glass Repair in Scottish Borders

Our glaziers cover Scottish Borders for misted window repairs, checking frames and drainage at the survey so the new sealed units are fitted correctly.

  • Guide from £155
  • 7 towns covered
  • Postcode areas EH, TD

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Scottish Borders: blown double glazing units

Some services offer to drill the glass, flush the cavity and add a vent instead of replacing the unit. This can improve the look, but it does not restore the original seal, and any gas fill that helped the unit insulate has already been lost. Replacement restores a sealed cavity.

Replacing a misted unit is usually a short job per window once the new unit has been made. The old unit is lifted out, the frame rebate and drainage cleaned, and the new unit set on packers so the weight is supported and any opening sash stays square.

Check the paperwork for your windows before booking. Many sealed units come with a manufacturer guarantee against misting, and if your windows are still covered, the original installer or manufacturer may be responsible for replacing the failed unit under its terms.

Early seal failure often shows only on cold mornings or after rain and clears during the day. As the desiccant fills, the mist lasts longer and white mineral staining can form on the inner faces. Staining inside the unit cannot be removed by cleaning from either side.

Window with one misted double glazed pane beside a clear pane

Towns we cover for misted glass repair in Scottish Borders

Choose your town for local details, nearby areas and the postcode districts we cover.

What applies in Scottish Borders

Section 4 (Safety) of the Scottish Technical Handbooks covers glazing that people could collide with, such as glass in and beside doors and low-level glazing, where safety glass is needed.

Section 6 (Energy) of the Scottish Technical Handbooks sets the thermal performance that replacement windows, doors and rooflights should achieve.

Scottish Borders has its own coastline, so for homes and businesses near the sea, salt air and wind-driven rain are part of the brief. Salt air and wind-driven rain put extra strain on sealed unit edges in coastal homes. Keeping frame drainage clear and gaskets in good order matters more, and the glazier checks both so the replacement unit is not sitting in trapped water.

Older rural homes may have timber frames or units of non-standard sizes, so careful measuring at the survey matters. Exposed sites with driving rain place more strain on seals, and the glazier checks frame drainage and bead condition before fitting.

Guide prices

Guide prices inc VAT for typical jobs. Remote and island locations are quoted by arrangement. Your written quote fixes the price after measuring.
Typical jobGuide price inc VAT
One misted unit, 600 × 900 mm£155 – £195
Two misted units, 600 × 900 mm£305 – £395
Four misted units, 600 × 1100 mm£685 – £875
Misted unit in a door, toughened£305 – £385

Choosing your misted glass repair

Georgian bar or leaded

Decorative bars or lead designs remade to match the originals so the new unit lines up with neighbouring windows.

Toughened safety unit

Both panes toughened, for misted units in doors, beside doors or low down where safety glass is required.

Laminated safety unit

A unit with laminated glass that holds together if broken, useful for ground-floor security and safety in critical locations.

Like-for-like clear unit

A direct replacement matching the thickness and look of the original unit, for windows where no change in performance is needed.

Misted Glass Repair in Scottish Borders: questions

Is it worth replacing misted units or should I get new windows?

If the frames are sound, square and the hinges and locks work, replacing only the misted units is usually the more economical option. New windows make more sense if the frames are rotten, warped, draughty or hard to open. The glazier checks the frames at the survey and the quote will say if replacing units is not good value.

Can you clean the inside of a misted double glazing unit?

Not without breaking the seal. Some firms drill the glass, flush the cavity and fit a small vent, which can clear the mist for a while. It does not restore an airtight seal or gas fill, and white staining may not fully clear. Replacing the unit is the reliable way to restore a clear, sealed cavity.

How much does it cost to replace a misted sealed unit?

The cost depends on the size of the unit, the glass type, any Georgian bars, leaded or obscure features, how many units are done together, and access to the window. Larger units, safety glass and upper-floor windows cost more. See the guide prices for typical sizes, then get a written quote for your exact windows.

Can misted double glazing be fixed without replacing the window?

Yes. In most cases only the sealed unit needs replacing, not the frame. The glazier removes the beads, lifts out the misted unit and fits a new one made to the same thickness. Your frames, hinges, handles and locks stay as they are, provided they are in good condition, which the glazier checks at the survey.

Which parts of Scottish Borders do you cover for misted glass repair?

We cover the whole of Scottish Borders, including Hawick, Galashiels, Peebles, Kelso and Selkirk, and postcode areas EH, TD. Building rules for misted glass repair here follow the regulations for Scotland. Enter your postcode on the quote form and we will confirm cover; then a glazier will arrange a free survey before giving you a written quote.

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