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RooflightInstallers.co.uk
Daventry · NN11 · Northamptonshire

Roof access hatch installation in Daventry

Rooflight work is weather work. Membranes, primers and sealants all want a dry surface, so a fitting day in Daventry is planned around the forecast rather than pinned to a date regardless of rain. The opening is kept covered whenever it is exposed, and a roof is not left open overnight without a proper temporary seal. That approach applies to every roof access hatch we install, from a new opening to a straight swap or a fit-only job. We cover Daventry, the NN11 district and the rest of Northamptonshire.

Guide price from £1,795 · Supply & fit

Guide prices in Daventry

Entry-level hatch

£1,795 – £2,995including VAT at 20%

Polycarbonate or entry-level hinged hatch on gas struts, fitted to a new or existing upstand

Glazed manual hatch

£3,095 – £4,695including VAT at 20%

Double-glazed hinged hatch on gas struts, upstand and weathering

Electric glazed hatch

£9,345 – £12,595including VAT at 20%

Push-button glazed hatch with rain sensor; electrician's connection quoted separately

Guide ranges for supply & fit. 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.

Coverage in and around Daventry

Looking at a property near Daventry but not quite in it? We work across NN11, NN5 and NN6 and outwards to Rugby, Northampton and Leamington Spa. Give us the full postcode when you get in touch, because access, parking and the route for a large unit all depend on the exact street. Those details shape the quote for any job around Daventry.

What we check on a supplied unit

Your unit or ours, the fitting standard is the same. For supply and fit we choose a roof access hatch to suit the roof and price it with the installation. For fit-only we work with what you have, after confirming it arrived undamaged, that it matches the builder's opening, and that the upstand will sit at the height the maker asks for. Report any transit damage to the seller, as the product cover is theirs and the maker's. Our written guarantee applies to the fitting itself.

On the day, we cover

  • Locks, catches or handles checked from inside and out
  • Electric hatches wired ready for the electrician's final connection, quoted separately
  • Hatch fixed and weathered, with the membrane dressed up the upstand
  • Safety at the roof edge — We ask how often people will use the roof and for what.
  • Energy performance of hatches — We check the hatch's published U-value against the limit that applies.

What happens on the day

Fitting days start with a look at the sky. If rain is due, the order of work changes so the roof is never left open to it. A typical day for a roof access hatch runs like this: set up access, protect the room, open up the roof or prepare the existing kerb or frame, check sizes, fix, seal, then finish inside. On jobs that take more than a day, the opening is weather-sealed overnight. The last hour goes on tidying, waste removal and a walk-round with you.

Do you need permission in Daventry?

Two sets of rules matter in England. Planning: a rooflight on a house is normally permitted development if it projects no more than 0.15 m and stays below the highest part of the roof, but flats, listed buildings and Article 4 areas need checking. Building regulations: new openings need approval for the structure and energy performance, and a replacement is a controlled fitting. We are not registered with a competent person scheme, so we notify replacements to building control with a building notice and put the council's fee on the quote.

Getting a price from photos

Keep it simple. Two or three photos, outside and inside. Approximate sizes. What the roof is made of. Anything awkward about getting up there, such as a conservatory below, a narrow side path or no parking. If you bought the rooflight online, the link or model name. Then your postcode in or around NN11. That is enough for a first price.

Common questions in Daventry

Can you replace an old dome without redoing the whole roof?

Usually, yes. If the existing kerb is sound, level and tall enough, a new unit can often sit on it with a fresh seal to the roof covering. If the kerb is rotten or too low, we rebuild it and patch the covering around it rather than stripping the whole roof. This is checked at the survey and included in the written quote, so you know the full scope first.

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 Daventry?

Yes. Fitters travel to addresses in Daventry and the surrounding districts, including NN11. 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.

Get in touch with the details of your Daventry property and we will explain what the job involves and what it costs.

Rear extension at dusk with lit rooflights and a roof lantern
Ready when you are

Access hatches in Daventry

Send photos and rough sizes, or ask for a survey for install work. One fixed written price before anything starts.

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