Guide prices
Per flat rooflight
Fit a supplied unit to your prepared upstand, sealed and trimmed
Per roof lantern
Assemble and glaze a supplied lantern on your upstand
Two-person day rate
Fitting team for multi-unit or mixed work
Guide ranges for labour only, ex VAT for trade accounts. Your price is fixed in a written quote after we have seen photos or surveyed. Scaffold, access towers or a crane are priced separately if the job needs them, and building control fees, where a job needs them, are shown as their own line.
Covering HP7 and neighbouring districts
Distance is rarely the deciding factor. A roof in Chesham, 2 miles from Amersham, gets the same survey, the same written quote and the same fitting process as one in HP7, HP6 and HP8. What changes the price is the job itself: size of unit, roof type, access and lifting. Chalfont St Peter, around 5 miles out, is treated the same way.
What we do on the day
- A short note of anything we found that needs your attention
- Supplied units checked against your schedule before fitting
- Pitched roof windows fitted with their flashing kits
- Programme and access — We confirm site access, lifting arrangements and working hours before the visit.
- Building control sign-off — We agree with you how building control is handled before fitting.
How a fitting day runs
On the day, you need to be in at the start and at the end. In between, the fitters get on with it. They will want the room below cleared where possible, a parking spot if you have one, and somewhere to set the unit down safely. After checking the opening and the upstand or flashing, they fix a rooflight, seal it and finish the inside. Packaging and any old unit leave with them unless the quote says otherwise.
Do you need permission in Amersham?
In England, a new rooflight opening generally needs building regulations approval because the roof structure is altered and the glazing must meet energy rules: 2.2 W/m²K for a rooflight in an existing home, or 1.4 W/m²K (or WER Band B) for a roof window. Planning is often not needed on a house: permitted development covers rooflights that stand no more than 0.15 m proud of the roof slope and sit below the highest part of the roof. Flats, listed buildings and areas with an Article 4 direction are different, so we check your address first.
Details that speed up your quote
What we cannot see, we have to guess, and guesses make quotes wider. So the more you send, the tighter the price. Useful: shots from the roof or garden, shots from the room underneath, a rough width and length, the roof finish, any access problems, and the product page if you have already ordered. Add the property postcode around HP7 and we will come back with a quote or a survey date.
Common questions in Amersham
Can you fit a rooflight in winter or when it is raining?
Yes, within limits. Cold is less of a problem than wet, because membranes, primers and sealants need a dry surface to bond. We plan fitting days around the forecast and may move a date if heavy rain is due. If the roof has to be opened up, it is not left overnight without a temporary weather seal, so the room below stays dry while the work is finished.
Do you cover Amersham?
Yes. Fitters travel to addresses in Amersham and the surrounding districts, including HP7. We do not run an office there; the survey and the fitting happen at your property. A few island and remote postcodes are covered by arrangement; if yours is one, we confirm travel and dates before quoting.
What upstand height and roof pitch does rooflight fitting need?
It depends on the product. Manufacturers usually specify a minimum upstand height above the finished roof surface, and a minimum pitch on the glass so rain runs off. We follow the maker's figures for your unit rather than a rule of thumb. If your existing kerb or roof falls short, we explain the options, such as raising the upstand or choosing a unit with built-in pitch.
Builders and roofers in Amersham: send the spec and the site address for a written trade price.
