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Surrey · England

Secondary Glazing in Surrey

Is traffic noise getting through the windows of your home in Surrey? We can quote for acoustic secondary glazing tailored to each opening.

  • Guide from £465
  • 19 towns covered
  • Postcode areas CR, GU, KT, RH, SM, TW

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Acoustic secondary glazing across Surrey

A low-emissivity coating on the secondary glass reflects heat back into the room and improves the insulation of the combined window. It is a useful choice for single-glazed sash and casement windows where the originals must be kept for character or planning reasons.

Secondary glazing leaves the original window untouched and fits a second, independent window inside it. The air gap between the two works with the glass to reduce noise and heat loss. In most cases the installation can be taken out later without damaging the historic window or reveal.

Slim aluminium frames are designed to sit within the window reveal and line up with the original glazing bars or meeting rails. Matching sightlines keeps the secondary unit discreet from outside and inside, which matters for period homes and conservation areas.

For noise reduction, the size of the air gap between the original window and the secondary unit matters a great deal, and a wider cavity generally performs better. Acoustic laminated glass and well-sealed frames improve results further, especially against traffic, rail and aircraft noise.

Sash window with secondary glazing in a period sitting room

Towns we cover for secondary glazing in Surrey

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

What applies in Surrey

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.

Approved Document B covers escape windows. Where an existing window is an escape route, typically in first-floor bedrooms, its replacement should give at least the same escape opening as before.

Surrey is inland, around 36 km from the nearest coast at its closest point, so salt exposure is rarely a factor.

Rural cottages and period homes often have single-glazed timber windows that cannot easily be replaced. Secondary glazing reduces draughts and heat loss in exposed locations, and the surveyor allows for uneven reveals and older plaster when fixing frames.

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
Slider, 900 × 1200 mm£465 – £595
Slider, 1200 × 1600 mm£665 – £845
Acoustic glass, 1000 × 1400 mm£675 – £865

Choosing your secondary glazing

Acoustic laminated glass

Laminated glass with a sound-dampening interlayer, combined with a generous cavity, for properties affected by traffic, rail or aircraft noise.

Lift-out panel

A lightweight panel that lifts out of its frame, for windows rarely opened, giving a slim and economical secondary unit.

Horizontal sliding

Panels slide sideways, suiting wide casement windows and openings where you need regular access for cleaning or ventilation.

Vertical sliding

Panels slide up and down, with meeting rails aligned to sash windows so the secondary unit is discreet from inside and outside.

Secondary Glazing in Surrey: questions

Is secondary glazing suitable for rented homes and flats?

Yes. Secondary glazing is fitted inside, so it often avoids the external changes that leases, freeholders or planning rules restrict. It can be removed later with limited making good. Leaseholders should still check their lease for any rules on internal alterations, and landlords should check escape routes are not affected.

Which opening style should I choose?

Choose based on how you use the window. Vertical sliders suit sash windows and keep meeting rails aligned. Horizontal sliders suit wide windows. Hinged panels give full access for cleaning and escape. Lift-out and fixed panels suit windows that are rarely or never opened, and give the tightest seal for noise.

Does secondary glazing need safety glass?

It does in critical locations. In England, glass within 800mm of the floor, glass in doors and glass near doors are critical locations under Approved Document K, and these apply to secondary glazing too. Low-level secondary panes should be toughened or laminated safety glass. The surveyor checks each window during the survey.

How much noise does secondary glazing block?

Results depend on the size of the gap between the windows, the glass type and thickness, the seals and the original window. A larger cavity and acoustic laminated glass give the strongest improvement. The survey checks reveal depth and noise sources, so the specification can be tailored to the noise you are dealing with.

Which parts of Surrey do you cover for secondary glazing?

We cover the whole of Surrey, including Woking, Guildford, Esher, Redhill and Staines, and postcode areas CR, GU, KT, RH, SM, TW. Building rules for secondary glazing here follow the regulations for England. 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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