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Faversham · Kent

Misted Glass Repair in Faversham

When condensation is trapped inside your glass in Faversham, our glaziers can measure each failed unit and fit a matching replacement on a second visit.

  • ME13
  • Guide from £155

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Condensation between panes in Faversham: what to know

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.

If the misted unit is in a door, beside a door or low down near the floor, the replacement should be safety glass. In England, Approved Document K sets out these critical locations, and the replacement unit should meet them even if the original glass did not.

A new unit has to match the overall thickness of the old one so it sits in the existing rebate and takes the original beads. The glazier also notes any Georgian bars, leaded designs or obscure patterns so the replacement matches the other windows in the room.

Condensation on the room-side surface of the glass is not the same problem. It usually comes from humid indoor air meeting a cold pane and can be wiped away. Only mist trapped between the two panes means the sealed unit itself has failed and needs replacing.

Included as standard

  • Measurement of each failed sealed unit
  • Survey to confirm the mist is inside the unit
  • Fitting on packers with drainage slots checked
  • Removal of old units and cleaning of rebates
Window with one misted double glazed pane beside a clear pane

About Faversham for this job

Postcodes covered
ME13 and the surrounding area, including Whitstable, Sittingbourne and Canterbury
Coast
Faversham is about 4 km from the coast or a tidal estuary, so salt air and wind-driven rain are worth planning for. 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.
Daylight and sun
In Faversham the midwinter sun reaches about 15° above the horizon at noon, with roughly 7.6 hours of daylight, rising to about 62° and 16.4 hours in midsummer. Units on sunny south and west elevations go through bigger daily temperature swings, which stresses the edge seal over time. In colder, darker months, mist between the panes is often most visible, so the survey is a good time to confirm failure.
Access and setting
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.
Rules in England
Approved Document K requires safety glass in critical locations in England: glazing in doors and in side panels within 300 mm of a door, up to 1500 mm above floor level, and any glazing in walls or partitions up to 800 mm above floor level.

Guide prices in Faversham

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

Get a guide price for your size

Approved Document L sets the minimum energy performance for replacement windows and doors in existing homes in England: a U-value of 1.4 W/m²K, or Window Energy Rating band B for windows; doors can instead meet a Door Set Energy Rating (band B, or band C for doors more than 60% glazed); rooflights need 2.2 W/m²K.

What you can choose

Obscure glass unit

Patterned glass for bathrooms, landings and front doors, chosen to match existing obscure panes or to add privacy.

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.

Georgian bar or leaded

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

Misted Glass Repair in Faversham: questions

How can I stop new sealed units misting early?

Keep the drainage slots at the bottom of the frame clear, so rainwater does not sit around the unit edges. Avoid pressure washing the seals, and do not paint over glazing gaskets. Check that opening sashes close properly, as a dropped sash can stress the unit. Report any cracked beads or failed gaskets early.

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.

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.

Are misted units covered by a guarantee?

Often they are, for a period after installation. Many sealed unit manufacturers guarantee against misting, and the terms are set out in the paperwork from the original installer. If your units are still covered, contact that installer first. Units we supply carry manufacturer guarantees, and the terms are confirmed in writing with your quote.

Do you cover Faversham for misted glass repair?

Yes. We can quote for misted glass repair across Faversham and the surrounding Kent area, including postcode districts ME13, and nearby Whitstable, Sittingbourne and Canterbury. Start with your postcode on the quote form and a glazier will arrange a free survey before giving you a written quote.

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