
Glass and Window Repair in Roslyn, Dunedin
Glass and Window Repair Dunedin covers Roslyn, on the rise above the city. Leadlight fanlights and hall windows, bay window rot and leaking corner joints, sash cords and weights, timber repair, and retrofitting sealed units into original joinery without changing the elevation.
- Housing here: Large Edwardian villas and early bungalows
- Most common job: Leadlight restoration and bay window repair
- 24 hour emergency board up
- Free measure and a fixed written price
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Roslyn was built by people who could afford good joinery, and it shows. The villas here carry larger sashes, deeper bays and far more decorative glass than the city average, much of it original. That makes the work more interesting and it makes the case for repair over replacement much stronger, because what is there cannot be bought again.
Leadlight is the signature of these streets
Coloured and textured panels turn up in front door fanlights, hall windows, stair landings and the top sashes of bay windows. Lead came has a working life of roughly eighty to a hundred years, so a great many Roslyn panels are at or past it.
The tell is bowing. Once a panel bows past about 15mm the cement cracks out, the panel rattles and the pieces start breaking at the corners. Caught before that, the panel comes out, gets flattened and re leaded, and every piece of original glass goes back in.
Bay windows, and where they leak
A bay is exposed on three faces and relies on vertical corner joints staying sealed for a century. When they open, water runs down inside the mullion and shows up at the sill or in the wall below, often a long way from where it entered.
We open the joint, cut out the failed material, treat any soft timber and reseal it properly. Running a bead over the top of a failed joint traps water inside the mullion and makes the rot worse, which is the single most common bad repair we get called out to undo.
Retrofitting a large villa without losing it
Big sashes hold big sealed units, and a double glazed unit is roughly twice the weight of the original single pane. On a large Roslyn sash that matters, because the cast iron weights and cords were sized for 3mm glass.
We rebalance the weights, upgrade the cords and check the sash joints before glazing. A restored leadlight panel can also be sealed inside a unit, which keeps the fanlight looking exactly as it does now while stopping it being the coldest spot in the house.
What we get called out for in Roslyn
- Window Repair in Roslyn, diagnosed before anything is quoted, not after.
- Glass Repair in Roslyn, common sizes measured and glazed in 24 to 48 hours.
- Awning Window Repair in Roslyn, friction stays, winders and catches replaced.
- Casement Window Repair in Roslyn, hinges, stays and fasteners replaced on timber and aluminium.
- Louvre Window Repair in Roslyn, replacement blades cut and edge worked to size.
Roslyn sits on the same run as Mornington, Maori Hill and Wakari, so we are usually in the area anyway.
Window repair in Roslyn: common questions
My leadlight is bowing. Is it worth fixing?
Yes, and sooner is cheaper. Before the pieces start cracking, the panel can be flattened and re leaded with all the original glass reused.
Can you double glaze a big villa sash?
Yes, with the weights rebalanced and the cords upgraded for the extra load. We check the timber and the joints first.

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Free measure, fixed written price, and an honest call on repair against replacement.
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