Commercial Flat Roofing Specialists
Berkshire, Surrey, Hampshire & South East
Commercial Flat Roofing Contractors You Can Rely On.
40+ years delivering guaranteed single-ply, liquid waterproofing, solar, and green roofing systems across Berkshire, Surrey, Hampshire & London.
Full Tender Support & RAMS
Rapid turnaround on bills of quantities & tender drawings
Up to 20-Year Guarantees
Manufacturer & insurance-backed guarantee packages
100% CSCS & DBS Workforce
CHAS Accredited, fully trained for site safety compliance
Free Site Survey & Budgeting
No-obligation site visits and condition reports
Approved Installers For Industry-Leading Systems:
Get a Commercial Quote
Your Local & Commercial Flat Roofing Specialists
Robseal Roofing Solutions Ltd is a leading independent flat roofing contractor based in Reading, Berkshire. The Robseal name has been synonymous with high quality, durability, and craftsmanship for over four decades.
Whether you are a main building contractor submitting formal tender packages, a commercial property manager seeking non-destructive leak testing, or a domestic homeowner renewing a flat garage or extension roof, we provide a tailored, professional service from initial site survey through to final handover and warranty issuance.
Full tender support, RAMS, single-ply, and liquid coatings for offices, schools, warehouses, and new developments.
Free, friendly site estimates for extensions, dormers, and garage roof replacements with insurance-backed guarantees.
Why Choose Robseal?
- Free No-Obligation QuotationA member of our technical team conducts a thorough site survey before providing a detailed, transparent price.
- 15 to 20 Year GuaranteesComprehensive manufacturer warranties and optional Insurance Backed Guarantees (IBG) for ultimate peace of mind.
- CSCS & DBS Workforce100% of field operatives hold CSCS cards and undergo DBS checks for work on educational and healthcare sites.
- CHAS & CORC AccreditedAudited annually for health and safety compliance, site safety, and quality assurance.
Comprehensive Roofing & Diagnostic Solutions
Select any system below to explore technical specifications, key features, and approved manufacturer partner brands.
Single Ply Roofing
Lightweight, high performance PVC & TPO membranes for new builds and refurbishments.
Robseal are premier approved installers of leading single-ply membrane roofing systems including Armourplan, Protan, Ruvitex, Fatra, Spectra, and IKO Polymeric. Single-ply roofing offers a clean, flame-free hot-air welded installation that is exceptionally lightweight, UV-resistant, and aesthetically modern.
Key Features & Technical Advantages:
- Flame-free hot-air welded waterproofing joints
- Ideal for complex roof geometries, barrel roofs & architectural detailing
- Available with tapered PIR insulation schemes to eliminate ponding water
- 20-Year Manufacturer and Insurance Backed Guarantees
Quality assured installation across Reading, Berkshire & South East
Why Building Contractors Partner With Robseal
We understand the pressures of main contractors: strict site deadlines, health & safety compliance, competitive tender budgets, and guaranteed waterproof performance.
Rapid Tender & Bill Pricing
Fast, accurate pricing from architectural drawings, specs, or site surveys. Clear breakdowns with value-engineering options.
- Fixed-price quotes for tenders
- Alternative system specification advice
H&S Site Compliance & RAMS
Full site safety paperwork before commencement. CHAS accredited with site-ready CSCS/DBS operatives adhering to CDM regulations.
- Comprehensive Risk & Method Statements
- Fall protection & scaffold coordination
On-Time Subcontract Delivery
Dedicated site supervisors coordinating with other trades to keep construction programmes on schedule.
- Dedicated project management
- 15–20 Year Insurance Backed Guarantees
Commercial Flat Roofing Systems & Services
Robseal installs single-ply membranes, liquid coatings, felt, solar, green roofs, maintenance visits, and fall protection across Berkshire and the Home Counties.
15-20 Yr GuaranteeSingle Ply Membrane Roofing
Lightweight, flexible PVC and TPO single-ply systems. Approved installers for Armourplan, Protan, and IKO Polymeric. Flame-free hot-air welded joints.
Seamless Cold AppliedLiquid Waterproofing Coatings
Cold liquid applied polyurethane and PMMA systems. Completely seamless waterproofing for complex detailing, penetrations, and refurbishments.
Reinforced SBSTraditional Felt Roofing
High-performance SBS elastomeric bituminous felt systems. Multi-layer toughness engineered for commercial roof decks and refurbishments.
Eco & BREEAMGreen & Sedum Eco Roofing
Extensive sedum matting and intensive roof gardens. Enhances biodiversity, rainwater attenuation, acoustic insulation, and thermal performance.
Renewable EnergySolar
Speak to Robseal about solar options for your roof. Advice on integrating solar PV with your flat roofing system for new builds and refurbishments.
Guarantee CareRoof Maintenance Visits
Keep your roof regularly maintained with twice-yearly maintenance visits, helping you meet the maintenance conditions of your roof guarantee.
Diagnostic TechElectronic Leak Detection (ELD)
Electronic leak detection (ELD) to help identify breaches in roof waterproofing. Non-destructive pinpoint detection of membrane defects prior to sign-off.
Safety ComplianceFall Protection & Safety Wire
Design and installation of horizontal wire mansafe systems, parapet guardrails, demountable posts, and safe access walkways for maintenance teams.
Recent Commercial Projects
Boathouse • AbingdonMaddy Moorings Boathouse, Abingdon
Robseal delivered roofing and waterproofing for Headington School's new boathouse, using IKO Armourplan single-ply systems across an 800 m² project, including waterproofing beneath a sedum green roof.
Commercial ProjectThe Point
Education • OxfordshireRadley College
Commercial Flat Roof Budget Estimator
Get an instant budgetary cost guide for your commercial roof refurbishment or new build project before submitting formal tender drawings.
Budgetary Scope Calculator
For ~400 sq m · Single Ply Membrane (PVC / TPO)
Frequently Asked Questions
Answers for main contractors, quantity surveyors, architects, and commercial property owners.
Ready to Price Your Commercial Flat Roof Project?
Submit your project details and architectural tender drawings for a fast, fixed-price quotation from a Senior Commercial Estimator.
Robseal Roofing Solutions Ltd • Flat Roofing Specialists for over 40 Years