Flat RoofingContractors

Flat roof systems

Single-ply membrane roofing in Lofthouse

If you manage or own a commercial building in Lofthouse, single-ply is often the most practical way to replace a large flat roof. We phase the work so the building stays weathertight, protect occupied areas, and add insulation and tapered falls where the roof needs them. Guide prices are online.

Light grey single-ply membrane roof with welded seams, outlets and plant on a commercial buildingComputer-generated example image

Lofthouse at a glance

Postcode districts
WF3
Population
about 23,458 (GeoNames)
Council area
Wakefield Council
Building approval
Wakefield Council building control, or a registered building control approver
Nearest main town
Wakefield, about 3 miles
Guide price region
Yorkshire and the Humber (−5% on West Midlands rates)

Why choose single-ply roofing in Lofthouse?

If a flat roof in Lofthouse has poor falls and ponding, a single-ply re-roof with tapered insulation can correct both problems at once. The tapered boards build the fall into the insulation, and the membrane is laid over the top, with outlets set at the new low points.

Lofthouse's flat roofs are mostly on newer estates where the first extension roofs are now being replaced, with plenty on terraced streets with flat-roofed rear kitchens and bathrooms too. England averages roughly 870 mm of rain a year; the Pennine side of Yorkshire is wetter and windier than the east, so we specify for the site rather than the county.

How much does a single-ply roof cost in Lofthouse?

For Lofthouse we use Yorkshire and the Humber rates: £12,550–£20,700 is the guide for a 100 m² commercial roof in single-ply with insulation, VAT included. The fixed price comes after a free survey for new and replacement roofs.

JobGuide price inc VAT
Commercial roof (100 m²), single-ply + insulation£12,550–£20,700
Single garage (18 m²), single-ply£1,950–£3,150
Single garage (18 m²), EPDM rubber£1,500–£2,650
Extension (20 m²), EPDM, new deck + insulation£2,650–£4,650

Is single-ply the right system for my roof?

Single-ply is usually the right system for medium and large flat roofs, such as shops, offices, units, surgeries, clubs and blocks, where speed of installation, light weight and long life matter. On a small domestic roof it can work well, though it is not always the most economical choice.

In its favour: lightweight; quick to lay over large areas; flame-free, as the seams are welded with hot air; long typical life; welded details at rooflights and plant; lighter-coloured membranes reflect more sunlight.

Against it: only one waterproof layer, so welding quality is critical; can be punctured by foot traffic or dropped tools without walkway protection; PVC needs separating from bitumen; repairs need compatible material and welding equipment.

For a small garage or extension, EPDM is often simpler. Where people walk regularly, GRP or a liquid system may be tougher. A multi-layer torch-on felt roof gives built-in redundancy, and on older buildings mastic asphalt may be the original material. Our commercial flat roofing page covers larger jobs.

What's included?

  • Welded details at upstands, outlets, rooflight kerbs and edge trims
  • Strip-out or preparation of the existing roof, with waste removed
  • Vapour control layer and warm-roof or tapered insulation as specified
  • Edge protection on every job and walkway protection around plant

Building regulations in England

Replacing more than half of a flat roof over a heated room usually counts as renovating a thermal element, so the roof is insulated to around 0.16 W/m²K where that's technically and economically feasible, and the work is notified to building control: the council or a registered building control approver, unless a registered competent person self-certifies it. A roof on a new extension is built to 0.15 W/m²K. Patch repairs, and most unheated detached garages, don't trigger the upgrade. Structural changes, or a new covering that adds 15% or more to the roof's weight, also need approval. More on the rules.

Which nearby areas do we also cover?

Single-ply membrane roofing in Lofthouse: questions

Do you cover Lofthouse?

Yes. Lofthouse is part of our West Yorkshire coverage, including postcode districts WF3. Surveys and roofs are carried out by vetted roofing teams working under S&K Property Investments and Improvement Ltd.

Who checks building regulations for a flat roof in Lofthouse?

Where the work needs approval it goes to Wakefield Council building control, or a registered building control approver. We tell you at the survey whether your job needs it and deal with the paperwork as part of the quote.

How much does a single-ply roof cost in Lofthouse?

£12,550–£20,700 for a 100 m² commercial roof in single-ply with insulation, at Yorkshire and the Humber guide rates including VAT. The fixed price comes after a free survey for new and replacement roofs.

Can single-ply roofing be laid over an existing roof?

Sometimes, if the existing roof and deck are dry and sound, often with a separation layer or new insulation on top. Wet insulation or a damaged deck means stripping first.

What is the difference between PVC and TPO roofing?

Both are thermoplastic single-ply membranes welded with hot air. PVC contains plasticisers and usually needs separating from bitumen, while TPO and FPO are polyolefin-based; the right one depends on the roof and the system specified.

Other flat roof work in Lofthouse

Single-ply membrane roofing in Lofthouse: get a fixed price

Free survey and a written fixed quote for replacement and new roofs. No obligation.

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