Flat Roofs
Commercial Flat Roof Refurbishment
City of London3 weeks
Flat Roofing
Flat Roofing
Flat Roofing Systems
Expert installation and repair of GRP fibreglass, EPDM rubber, and torch-on felt flat roofing systems with up to 25-year guarantees.
Professional Flat Roofing Systems Across London
Flat roofs require specialist knowledge to ensure proper drainage and longevity. We install and repair all major flat roofing systems including GRP fibreglass, EPDM rubber membrane, and traditional torch-on felt. Every installation comes with a comprehensive guarantee and manufacturer-backed warranty.
What\'s Included
GRP Fibreglass roofing
EPDM rubber membranes
Torch-on felt systems
Green roof installations
Roof deck & balcony waterproofing
Insulation upgrades (warm roof)
Roof light & skylight installation
Flat roof maintenance contracts
Our Process
1
Free Survey & Specification
Detailed measurement, condition assessment, and system recommendation
2
Old Roof Removal
Complete strip of existing covering, responsible disposal, deck inspection
3
Deck Preparation
Repair/replace damaged decking, install new OSB3 or plywood as required
4
New System Installation
Professional installation of chosen membrane system with all details and trims
5
Quality Checks & Handover
Flood test, detail inspection, guarantee registration, and client walkthrough
Transparent Pricing
From £85
per m²
- Free, no-obligation survey & quote
- Fixed price - no hidden costs
- Flexible payment options available
- 10-year workmanship guarantee
Get Your Exact Quote
Or call +44 7307 346912
*Price depends on system choice, deck condition, and access
Frequently Asked Questions
GRP fibreglass offers the longest life (25+ years), EPDM is most cost-effective, felt is traditional. We'll recommend based on your roof.
Yes, we can upgrade to a warm roof system with high-performance insulation to meet current building regulations.
GRP: 25-30 years, EPDM: 20-25 years, Quality felt: 15-20 years with proper maintenance.
Get Your Quote
Free, no-obligation quote within 30 minutes
Why Choose J&C?
£10M Insured
Public & Employers Liability
NVQ Qualified
Level 2/3 certified roofers
10-Year Guarantee
On all installations
30-Min Response
Emergency callouts across London
4.8★ Google
247+ verified reviews
NFRC Registered
Industry accredited
Recent Flat Roofing Systems Projects
Real transformations in your area
Ready to Start Your Flat Roofing Systems Project?
Get a free, no-obligation quote today. Our expert team is ready to help.