Loft Extension London Roof

Mansard loft conversion costs.

Loft extension london roof.

Here at clapham construction we provide our clients with a first class service thanks to our 20 years of experience within the construction and home renovation industry. Loft conversion with roof terrace in some areas of london planning regulations have become more relaxed in relation to roof terraces. Loft conversions are not permittedin flats or any property within the conservation areas. Last updated tuesday 11th december 2018.

Hip to gable conversion is an exception. A loft conversion can be used as a guest bedroom study or playroom adding both floorspace and value to your property. As a mansard conversion involves the most complex and complete overhaul it is the most expensive option beginning at 45 000 and going up to around 70 000 with an average cost of 58 000. This option is the most expensive as it requires the complex removal and rebuild of the existing roof.

Expect to spend between 20 45 000and 4 8 weeksconverting your empty roof space into a loft. A single room in the roof loft conversion with a floor area of 18 square metres without a dormer is the most affordable option. The hipped or sloping side roof is removed and the end wall is then built up straight to form a new vertical gable. There are four main types of loft conversionfound in uk homes.

In our experience you are still likely to have most success with the planner if you live in wandsworth or hammersmith and fulham. Loft extension specialists welcome to clapham construction service a construction company serving in and around the london area. It s common to have two of these on the one roof for the sake of symmetry. Gable to gable loft conversions include a new box extension that spans the space between each gable end.

Dormer the most common type of loft extension in the uk today the dormer is a small flat roofed extension with a window. We are a family owned building contruction business dedicated to providing clients a fast high quality and hassle free extension and loft conversion services. But side dormers and even l shaped dormers where an extension is added to the rear of the dormer are possible too. The roof extensions must be of atleast 20cm from the original eaves.

All the side facing windows are obscured and open 1 7m above the loft floor. The loft extension cannot be overhanging from the wall of the property. Hip to gable loft conversions are most commonly found on the side of either end terrace or semi detached houses. However the average dormer loft conversion with a double bedroom and en suite costs about 35 000 45 000.

Construction costs for a room in the roof can start at 30 000 excluding vat and fees.