Over 40 Years Flat Roofing Excellence• CHAS Accredited & CSCS Registered Workforce

Commercial Flat Roofing Specialists

Berkshire, Surrey, Hampshire & South East

Trusted Subcontractor for Main Contractors & Developers

Commercial Flat Roofing Contractors You Can Rely On.

40+ years delivering guaranteed single-ply, hot melt, liquid, 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:

Armourplan PVCProtanIKO PolymericAlumascSpectraDanosa

Fast Response Guarantee

Get a Commercial Quote

24hr Response

Contact

Project

Details

Years Flat Roofing

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CSCS Workforce

Counties Covered

Accreditations & Industry Certifications

CHAS AccreditedContractor Safety

CORC MemberConfederation of Roofing

100% CSCS RegisteredSite Ready Teams

DBS Checked StaffSchools & Healthcare

Checkatrade ApprovedVerified Reviews

Built For Building Contractors & Commercial Projects

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

Full Spectrum Commercial Solutions

Commercial Flat Roofing Systems & Services

Robseal installs single-ply membranes, hot melt, liquid coatings, felt, green roofs, and fall protection across Berkshire and the Home Counties.

15-20 Yr Guarantee

Single 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.

Request Single Ply Quote

Monolithic Bond

Hot Melt Structural Waterproofing

Self-healing, monolithic bitumen hot melt waterproofing for inverted roofs, podium decks, concrete decks, and underground basements.

Request Hot Melt Specs

Seamless Cold Applied

Liquid Waterproofing Coatings

Cold liquid applied polyurethane and PMMA systems. Completely seamless waterproofing for complex detailing, penetrations, and refurbishments.

Request Liquid Roof Estimate

Eco & BREEAM

Green & Sedum Eco Roofing

Extensive sedum matting and intensive roof gardens. Enhances biodiversity, rainwater attenuation, acoustic insulation, and thermal performance.

Request Green Roof Pricing

Diagnostic Tech

Leak Testing & Condition Surveys

Electronic Vector Leak Location (EFVM) and thermal imaging diagnostics. Non-destructive pinpoint detection of roof punctures prior to sign-off.

Book Diagnostic Survey

Safety Compliance

Fall Protection & Safety Wire

Design and installation of horizontal wire mansafe systems, parapet guardrails, demountable posts, and safe access walkways for maintenance teams.

Request Safety Wire Design

Track Record of Quality

Recent Commercial Projects

Commercial Facility • Tadley

The Point Commercial Complex

Complete Single Ply membrane roof installation covering 1,200 sq m with tapered PIR insulation scheme and integrated mansafe fall protection wire system.

System: Single Ply PVC20-Yr Guarantee

Industrial Park • Reading

Reading Industrial Estate Refurbishment

Cold-applied liquid waterproofing overlay on aged roof sheets, eliminating leaks with zero business operational downtime.

System: Liquid Coating15-Yr Guarantee

New Build Offices • Wokingham

Wokingham Eco Office Development

Hot melt waterproofing topped with extensive pre-grown sedum green roof mats to satisfy stringent local authority planning attenuation conditions.

System: Hot Melt & Green Roof20-Yr Guarantee

Quick Estimating Tool

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.

Calculated based on South East regional commercial roofing material rates

Includes standard vapor control layer, field membrane & corner detailing

Subject to formal site survey, access scaffolding & substrate review

Budgetary Scope Calculator

Select Roof System

Approx. Roof Area400 sq m

505001,0002,000

Include Rigid Thermal PIR Insulation (Warm Roof)

Estimated Budgetary Range

£39,600 – £48,400 + VAT

For ~400 sq m · Single Ply Membrane (PVC / TPO)

Get Exact Written Tender Quote

Commercial Contracting FAQs

Frequently Asked Questions

Answers for main contractors, quantity surveyors, architects, and commercial property owners.

Based in Reading, Berkshire, we regularly undertake commercial, industrial, and major domestic flat roofing contracts throughout Berkshire, Hampshire, Surrey, Buckinghamshire, Oxfordshire, West London, and the wider South East region.

Free Technical Survey & Tender Pricing

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.

Request a Commercial Quote

Submit Tender Drawings

Robseal Roofing Solutions Ltd • Flat Roofing Specialists for over 40 Years

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