Macro detail of high-quality slate roofing material
Services

Expert Flat Roofing

Industrial-grade flat roof systems engineered for longevity. Complete replacement, repair, and advanced coating solutions.

01
The Problem

The Flat Roof
Failure

Root Cause:

Pooling water. Blistering felt. Seams that split under the London sun. Traditional flat roofing has a reputation for failure because corners are cut.

  • Inadequate drainage gradients leading to ponding
  • Cheap bitumen that cracks in winter
  • Poorly detailed flashing around vents and skylights
02
The Solution

The Apex Solution

Our Systems:

We don't just patch; we re-engineer. Our flat roofing systems use GRP Fibreglass, EPDM Rubber, or High-Performance Torch-on Felt designed for industrial lifespans.

Seamless Technology
25 Year Warranty
UV Stable Coating
ISO 9001 Certified
03
Case Study

Project Case Study

Warehouse Refit // East London

New EPDM rubber flat roof installation
After
Damaged flat roof with pooling water
Before
Duration 5 Days
Area 450 Sq.M
Material EPDM
Budget £25-30k
Field Reports

Verified Flat Roof Reviews

Review:

"Garage Roof Replacement"

"Replaced an old asbestos garage roof with a new GRP system. The finish is immaculate, absolutely solid. No more leaks during the heavy rains last week."

JP

James P.

London SE1

Review:

"Kitchen Extension Flat Roof"

"Apex identified why our extension was cold and damp. They installed new insulation boards and a rubber roof. The room is instantly warmer."

MK

Martin K.

Camden

Review:

"Commercial Flat Roof Repair"

"Fast response to an emergency leak in our office building. They patched it immediately and quoted for a full resurfacing which they completed over the weekend."

AT

Alan T.

Canary Wharf

FAQ

Common Questions

How much does a new flat roof cost?

Costs vary by material and size. Typically, a high-quality EPDM or GRP system starts from £80-£100 per square meter. We provide detailed, itemized quotes after a free site survey so there are no surprises.

How long does installation take?

An average residential garage or extension (approx 20sqm) usually takes 1-2 days. Larger commercial projects will have a bespoke timeline provided. We work efficiently to minimize disruption.

What is your warranty?

We offer a standard 10-year insurance-backed guarantee on all workmanship. Our premium GRP and EPDM systems often come with manufacturer warranties extending up to 20 or 25 years.

Coverage

Service Areas

Active Project Clusters:

  • Kensington & Chelsea
  • Hammersmith
  • Greenwich
  • Hackney
  • Wandsworth
  • Islington
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