County Armagh · Northern Ireland

Replacement Glass in County Armagh

Replacing just the glass keeps your existing frames in place, and we cover homes, flats and shops in County Armagh with a survey and written quote.

Guide from £135
4 towns covered
Postcode areas BT

Double glazing glass replacement in County Armagh: what to know

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.

Sealed units are made to measure, so the glazier records the width, height and overall thickness of the existing unit rather than the frame opening. The new unit has to match that thickness to sit correctly in the rebate and take the original beads, otherwise the seal and security of the pane suffer.

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.

When a double glazed unit sits in a critical location, both panes need to be safety glass, not just the one facing the room. A unit with toughened glass on one side and ordinary float glass on the other does not give safe breakage from both directions.

Glazier fitting a new double glazed unit into a white window frame

Towns we cover for replacement glass in County Armagh

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

What applies in County Armagh

Technical Booklet V covers safety glazing in Northern Ireland, including glass in and around doors and low-level glazing where people could walk into it.

Technical Booklet F1 sets the energy performance that replacement windows, doors and rooflights need to meet in Northern Ireland.

County Armagh is inland, around 30 km from the nearest coast at its closest point, so salt exposure is rarely a factor.

Older rural properties often have timber frames, small panes or leaded lights that need careful measuring and hand-made units. Panes in exposed spots may need thicker glass, and the survey confirms every detail so the fitting visit runs smoothly.

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 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

Choosing your replacement glass

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.

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.

Toughened safety glass

Heat-treated glass that breaks into small, relatively blunt pieces, used in doors, low-level panes and other critical locations.

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 County Armagh: questions

Can I replace a sealed unit myself?

Single panes in simple frames are sometimes replaced by confident DIYers, but sealed units and safety glass carry risks. A unit that is not packed correctly can make an opening sash drop or crack under load, and handling large panes is hazardous. A glazier also checks whether safety glass is required and that the new glass carries the correct marking.

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.

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.

Can you replace just the glass without changing the window frame?

Yes. In most uPVC, aluminium and timber windows the glass or sealed unit can be removed and replaced on its own, keeping the existing frame, hinges and locks. The glazier checks the frame is in good condition first. If the frame is rotten, warped or damaged, the quote will say so, so you can decide whether glass only is still worth doing.

Which parts of County Armagh do you cover for replacement glass?

We cover the whole of County Armagh, including Craigavon, Portadown, Lurgan and Armagh, and postcode areas BT. Building rules for replacement glass here follow the regulations for Northern Ireland. 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.

Other glazing services in County Armagh

All glazing in County Armagh · Replacement Glass & Sealed Units across the UK

Get a written quote in County Armagh

Free survey for new glazing, clear guide prices and one point of contact for every glazing job.

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