Roof windows usually leak at the flashing, not the glass. Velux and other roof windows are replaced, repaired or fitted new, and flashed into the slate or tile so the light comes in and the rain does not.
A roof window is a hole in the roof with a frame in it. Whether it stays dry comes down to the flashing kit and how it is dressed into the slates around it.

Units from the 1980s and 1990s with fogged glass, rotten sills or seized hinges swapped for a new window in the same opening, with a new flashing kit.
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The flashing lifted, resealed or replaced and the slates around it re-fixed. If the window itself is sound, that is all it needs.
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A new opening cut, the rafters trimmed and the opening framed, then the window fitted and flashed into the slate or tile. Attic rooms, landings and dark bathrooms.
Get a priceMost roof window trouble is easy to spot from inside the room. Any of these, and the survey will show whether it is the flashing or the window.
Jordan looks at the whole roof, from above with a drone where it helps, so the price is based on what is actually there.
A written price before any work starts. If hidden damage turns up, Jordan shows you and prices it before going further.
Fully qualified roofers, proper materials, and the site left clean when the job is done.
The price comes from the size of the window, whether it is a replacement or a new opening, and the roof covering it goes into. It is written down before we start.






Roof windows in attic conversions, landings and bathrooms, on slate and tile roofs. We fit and repair them across Dublin and the surrounding counties from our base in Kimmage, Dublin 12.

Storm damage, a slipped slate, a leak over the bed. The mobile is answered 24 hours, so ring it first.
Emergency roof repairs, what to expectWhat people ask about Velux windows.
Almost always the flashing, or the slates around it. Water marks at the top corners of the window inside point to the flashing. Fogged glass points to a failed seal in the unit, which means a replacement.
Usually. A like-for-like replacement goes into the same opening from outside, so the plaster and the inside lining stay as they are.
Yes. The opening is cut, the rafters trimmed, the window fitted and flashed into the roof covering, and the inside lined. Attic rooms, stairwells and bathrooms are the usual spots.
Velux is the brand most people ask for. Other makes are fitted where they suit the roof or the budget.
Book a free survey and find out whether it is the flashing or the window.
Ring, or send the form and Jordan will call you back.
Ring the office Monday to Friday, 9:00 to 18:30, or the mobile any time for an emergency.
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