Flat RoofingContractors

Roofs we replace and build

Flat roof replacement in Liversedge

For homeowners and landlords in Liversedge, replacing a flat roof is a once-in-a-generation job, so the specification matters more than the speed. We set out the full build-up in writing, from deck and vapour control layer to insulation and membrane, and our teams follow it on site. Guide prices are online; the fixed price follows the survey.

Flat roof stripped back to joists with firrings and new OSB3 deck boards being laid on a terrace offshootComputer-generated example image

Liversedge at a glance

Postcode districts
WF15
Population
about 19,420 (GeoNames)
Council area
Kirklees Council
Building approval
Kirklees Council building control, or a registered building control approver
Nearest main town
Huddersfield, about 5 miles
Guide price region
Yorkshire and the Humber (−5% on West Midlands rates)

When should a flat roof in Liversedge be replaced?

A flat roof in Liversedge is often worth replacing because it is the weak point of the building: heat escapes through an uninsulated deck, rooms below are cold in winter and hot in summer, and condensation marks the ceiling. A warm-roof replacement deals with comfort as well as leaks, so it is worth considering before the roof fails outright.

Liversedge's flat roofs are mostly on low-rise post-war blocks of flats, with plenty on bungalows with flat-roofed side extensions and dormers 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 flat roof replacement cost in Liversedge?

Guide price in Liversedge: £2,650–£4,650 for a 20 m² extension roof in EPDM with a new deck and insulation, including VAT at Yorkshire and the Humber rates. The fixed price comes after a free survey for new and replacement roofs.

JobGuide price inc VAT
Extension (20 m²), EPDM, new deck + insulation£2,650–£4,650
Single garage (18 m²), torch-on felt£1,450–£2,500
Extension (20 m²), GRP, new deck + insulation£2,850–£5,100
Single garage (18 m²), EPDM rubber£1,500–£2,650

Which system should I replace my flat roof with?

The right system depends on the roof's size, shape, use and number of details, so no single material suits every roof. These are the usual starting points:

  • EPDM rubber suits simple, rectangular roofs, where one sheet can often cover the area with few or no joins.
  • GRP fibreglass suits roofs with many corners, rooflights or edges, and gives a rigid surface for occasional maintenance traffic.
  • Torch-on felt is a layered, hard-wearing system that keeps the cost down on larger or plain roofs.
  • Liquid-applied systems handle awkward details and can overlay a sound existing surface.
  • Single-ply and mastic asphalt are more usual on commercial roofs, blocks and terraces.

We recommend a system at survey and explain why. Our EPDM vs GRP vs felt guide sets out the trade-offs if you want to compare first.

What's included?

  • Fixed written quote listing the full build-up
  • Building control handled where needed, plus a written workmanship guarantee
  • New membrane, upstands, edge trims and outlets
  • Free survey of the deck, falls, edges and insulation

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?

Flat roof replacement in Liversedge: questions

Do you cover Liversedge?

Yes. Liversedge is part of our West Yorkshire coverage, including postcode districts WF15. 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 Liversedge?

Where the work needs approval it goes to Kirklees 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 flat roof replacement cost in Liversedge?

£2,650–£4,650 for a 20 m² extension roof in EPDM with a new deck and insulation, at Yorkshire and the Humber guide rates including VAT. The fixed price comes after a free survey for new and replacement roofs.

Will a new flat roof be better insulated than the old one?

If it is over a heated room, yes. A full replacement usually has to be upgraded towards current insulation levels where feasible, and we build it as a warm roof with the insulation above the deck.

Will a replacement make my roof higher?

Usually a little, if insulation is added above the deck. We check door thresholds, window sills, upstands and wall flashings at survey so the new level works.

Other flat roof work in Liversedge

Flat roof replacement in Liversedge: get a fixed price

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

Call usGet a guide price