Bath · Somerset
Replacement Glass in Bath
If a pane in Bath is cracked, scratched or not up to current safety rules, our glaziers can measure it and supply a made-to-order replacement.
- BA1
- BA2
- Guide from £135
About double glazing glass replacement in Bath
Fitting a replacement unit is usually a short visit per window once the glass has been made. The beads are eased out, the old unit lifted out, the rebate cleaned, and the new unit set on glazing packers to support its weight and keep any opening sash square before the beads go back.
Safety glass should carry a permanent mark, usually etched in one corner, that stays visible once the glass is fitted. The mark identifies the maker or supplier and the standard it meets, such as BS EN 12150 for toughened glass or a BS EN 12600 impact class.
Units with Georgian bars or leaded designs can be remade to match the originals. The glazier notes the bar width, colour and layout, or the lead pattern, so the new unit lines up with neighbouring windows. Bars fitted inside the cavity are protected from dirt and need no separate cleaning.
Swapping glass in an existing frame is normally treated as a repair rather than notifiable building work in England. Replacing the whole frame and opening parts is different and usually needs to be notified, either through building control or a competent person scheme such as FENSA or Certass.
What you get
- Removal of old glass and packaging from site
- Made-to-measure glass or sealed unit to suit the frame
- Fitting on glazing packers with the beads refitted
- Removal of the old pane and cleaning of the rebate

Bath at a glance
- Postcodes covered
- BA1, BA2 and the surrounding area, including Keynsham, Trowbridge and Kingswood
- Coast
- Bath is well inland, around 29 km from the nearest coast, so salt exposure is not usually a factor.
- Daylight and sun
- In Bath 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. On south and west elevations, a solar control or low-E coating changes how much heat and glare new glass lets in. North-facing rooms usually benefit more from glass that keeps heat in while admitting as much daylight as possible.
- Access and setting
- In towns and cities, replacing glass in flats or above shops often means planning parking, stair access and lifting large units safely. Laminated glass suits ground-floor windows, acoustic glass helps on busy roads, and conservation areas may need matching patterns.
- 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 Bath
| Typical job | Guide price inc VAT |
|---|---|
| Small double glazed unit, 500 × 700 mm | £135 – £175 |
| Standard unit, 600 × 900 mm | £165 – £205 |
| Large unit, 1200 × 1200 mm | £285 – £365 |
| Toughened unit for a door, 750 × 1800 mm | £345 – £435 |
| Triple glazed unit, 600 × 900 mm | £235 – £305 |
Get a guide price for your size
Listed buildings in England need listed building consent for most changes to historic windows or glass, and conservation areas can restrict changes visible from the street. Speak to the council's conservation officer before ordering.
Choosing your replacement glass
Georgian bar or leaded unit
Decorative bars or lead designs inside or on the glass, matched to existing windows for a consistent look across the property.
Standard double glazed unit
Two panes of float glass with a sealed cavity, suitable where safety glass is not required and no special performance is needed.
Triple glazed unit
Three panes and two cavities for extra insulation, where the frame's rebate is deep enough to take the thicker unit.
Replacement Glass in Bath: questions
Should I upgrade to low-E glass when replacing a unit?
If the existing unit is plain float glass, a low-emissivity unit is worth considering because it reduces heat loss through the glass and keeps the inner pane warmer, which can reduce condensation on the room side. It fits the same frame, provided the overall thickness matches. The quote can show standard and low-E options side by side.
What is the difference between toughened and laminated replacement glass?
Toughened glass is heat treated so that, if it breaks, it crumbles into small, relatively blunt pieces and leaves the opening empty. Laminated glass has a plastic interlayer between two sheets that holds the pieces together, so the pane stays in the frame. Both count as safety glass when classified to the relevant standard, and laminated also helps with security and noise.
Do I need safety glass in my replacement window?
You do if the glass is in a critical location. In England, that means glass in doors and within 300mm of a door edge, up to 1500mm above floor level, and other glass within 800mm of the floor. Elsewhere in the UK the rules are similar, but the detail differs between nations. The glazier checks each location at the survey.
What affects the cost of replacement glass?
The main factors are the size of the pane, the glass type and thickness, and whether it is a single pane or a sealed unit. Toughened, laminated, acoustic and decorative units cost more than standard float glass. Access also matters, as upper-floor or awkward panes take longer to fit safely. See the guide prices for typical sizes, then get a written quote for your exact job.
Do you cover Bath for replacement glass?
Yes. We can quote for replacement glass across Bath and the surrounding Somerset area, including postcode districts BA1 and BA2, and nearby Keynsham, Trowbridge and Kingswood. Start with your postcode on the quote form and a glazier will arrange a free survey before giving you a written quote.
Get a written quote in Bath
Free survey for new glazing, clear guide prices and one point of contact for every glazing job.