Commercial Roof Refurbishment Services UK | Free Survey

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What Is Commercial Roof Refurbishment?

Commercial roof refurbishment sits between routine repair and complete roof replacement. It is a managed programme of inspection, repair, treatment and protective coating that restores an ageing or failing roof to full performance, without the cost, disruption and waste of stripping the entire roof and starting again.

A refurbishment programme typically covers condition assessment, repair of structural damage, treatment of cut edge corrosion and failed fixings, overcladding or replacement of the most deteriorated sections, and application of a protective coating system that seals and weatherproofs the whole roof.

The key distinction from a standard roof coating is scope. Where a coating system is applied to a roof that is broadly sound but showing surface deterioration, a full refurbishment programme covers a roof that needs more significant intervention before a coating can be specified. Both approaches share the same goal: restoring a structurally sound roof to full performance at far lower cost than replacement.

For most commercial and industrial buildings whose roofs are between 15 and 25 years old, refurbishment is the most commercially intelligent option available.

The ProClad Approach to Roof Refurbishment

Signs Your Commercial Roof Needs Refurbishment

You do not need to be on the roof to spot the early warning signs. These are the indicators to look out for

Multiple Leaks or Widespread Water Ingress
Individual patch repairs that keep recurring, or leaks appearing across multiple areas of the roof, indicate the waterproofing system as a whole has broken down. Patching individual problems on a failing roof costs more over five years than refurbishing it once.
Roof Age Between 15 and 25 Years
Most commercial roof systems reach the point where refurbishment becomes the right intervention between 15 and 25 years of age, depending on the original system quality, exposure conditions and maintenance history.
Widespread Corrosion on Metal Roof Sheets
Surface corrosion, rust at sheet laps and cut edge corrosion spreading across significant areas of the roof indicate the protective coating system has failed across the whole surface, not just in isolated spots.
Failed or Deteriorating Fixings
Fixings that have loosened, washers that have degraded or screw heads showing corrosion allow water ingress at each fixing point and indicate the roof fastening system needs assessment and upgrading.
Visible Sagging, Deformation or Structural Damage
Any sagging of roof sheets, deformation of purlins or visible structural deterioration needs immediate assessment. These are signs the roof requires more than a coating and may indicate a full refurbishment or partial re-sheeting programme is needed.
High Ongoing Maintenance and Repair Costs
If annual maintenance costs are significant and recurring repairs are not solving the underlying problem, a properly scoped refurbishment programme will almost always be more cost-effective over a five to ten year period.
Internal Damp, Condensation or Insulation Damage
Water tracking through the roof system causes damp patches on internal walls and ceilings, damage to insulation and, in severe cases, structural corrosion to steelwork below. These are signs refurbishment is needed before the damage extends further.

What Our Commercial Roof Refurbishment Service Covers

Every roof is different. We do not apply a one-size-fits-all programme. Our refurbishment service covers the full range of works a commercial roof may need, scoped precisely around the condition of your building.

Condition Survey and Written Report
A thorough inspection of the roof surface, structure, fixings, gutters, drainage and all details. We identify every area of concern and provide a written condition report before any works are agreed or priced.
Cut Edge Corrosion Treatment
All areas of active cut edge corrosion at sheet edges, overlaps and eave edges are treated and sealed as part of the refurbishment programme. This is one of the most common problems on UK commercial roofs and one of the most important to address before any coating is applied.
Repair of Failed Fixings and Seals
Loose or corroded fixings are replaced and capped. Failed sealants and gaskets at penetrations, rooflights and upstands are renewed to restore a fully watertight seal across all vulnerable points.
Repair or Replacement of Damaged Sections
Where individual sheets or sections are too deteriorated to treat effectively, we replace only those sections as part of the refurbishment programme. This avoids the cost of re-sheeting the whole roof where only localised sections need replacement.
Gutter Refurbishment
Where the gutter system is deteriorating or failing, we include gutter cleaning, repair, lining and protective coating as part of the wider roof refurbishment programme.
Protective Roof Coating System
Once all repairs and treatments are complete, we apply the correct coating system for your roof type, substrate and environmental exposure. This seals the entire roof surface, provides long-term weatherproof protection and extends roof life by 15 to 20 years.

OUR PROCESS

How We Manage a Roof Refurbishment Project

Step 1 — Free Roof Survey

We visit your site and carry out a full inspection of the roof structure, surface condition, fixings, gutters and all details. You receive a written condition report and a clear, fixed-price quotation before any work is agreed.

Step 2 — Scope Agreement

We agree the exact scope of works with you before we start. You know precisely what is included, what materials will be used, what the programme looks like and what the cost is. No surprises mid-project.

Step 3 — Surface Preparation

The roof is cleaned using high-pressure washing to remove all debris, moss, algae and failed coatings. This is a critical step. Anything applied to an inadequately prepared surface will not last.

Step 4 — Repairs and Pre-Treatment

Cut edge corrosion is treated, failed fixings are replaced, damaged sections are repaired or re-sheeted, and all penetrations and upstands are resealed. Only once all repair work is complete do we move to coating application.

Step 5 — Coating System Application

The specified coating system is applied to the full roof surface. At seams, laps, fixings and penetrations, additional reinforcement is applied to provide protection at the points most vulnerable to failure.

Step 6 — Gutter Works

Where gutter refurbishment is included in the programme, gutter cleaning, repair, lining and coating is completed as part of the same managed project.

Step 7 — Final Inspection and Documentation

A full inspection is carried out on completion. You receive your completion certificate, guarantee documents, photographic report and full schedule of works for your building records.

Commercial Roof Refurbishment vs Full Roof Replacement

For the vast majority of commercial buildings with roofs between 15 and 25 years old, refurbishment delivers the same long-term outcome as full replacement at significantly lower cost and with far less disruption to operations.

Roof Refurbishment

Full Roof Replacement

Cost per m2

30 to 70% less than replacement

Full replacement cost

Project duration

Days to weeks

Weeks to months

Business disruption

Minimal, building stays operational

Significant

Existing sheets removed

Only damaged sections

All sheets stripped

Waste to landfill

None

High

Lifespan added

15 to 20 years

20 to 25 years

Right for structurally sound roofs

Yes

Only when structure has failed

Full replacement becomes the right recommendation when the roof structure itself has lost its integrity, when insulation is broadly moisture compromised, or when the deck can no longer support a refurbishment programme. We will tell you that honestly at survey. We do not refurbish roofs that cannot deliver a lasting result.

RESTORING BUILDINGS. PROTECTING ASSETS.

Every Industry. Every Building. One Commitment to Lasting Protection.

Commercial buildings across every sector face the same challenge. Years of weather exposure take their toll on roofs, cladding, gutters and external surfaces. We work with businesses across the following sectors to stop that deterioration before it becomes a costly structural problem.

Asbestos Cement Roof Sheets

Where ACM sheets are present and still structurally sound, specialist encapsulation and refurbishment systems allow the roof to be treated and protected without the cost and regulatory complexity of full asbestos removal.

Warehouses & Distribution Centres

Large-scale profiled metal roofs requiring full refurbishment programmes. We plan phasing around continuous operations and can work in stages to avoid disrupting loading bays or stock movement.

Agricultural Buildings

Barns, grain stores and farm buildings with ageing metal or asbestos cement roof systems. Robust refurbishment programmes designed for demanding rural environments.

Retail Parks

Office buildings, retail units and business park properties where operational continuity and a professional exterior are both priorities during refurbishment works.

Manufacturing Facilities

Refurbishment works coordinated around shift patterns and production schedules. All work completed externally with no impact on internal operations in the majority of cases.

Industrial Estates

Full refurbishment programmes across multiple units, delivering consistent protection and restoring performance across the whole estate in a single managed programme.

Why Choose ProClad for Commercial Roof Refurbishment

There is no shortage of painting contractors in the UK. The difference is that we specialise exclusively in commercial and industrial buildings. That focus means better results, better products and site teams who understand the demands of working on occupied commercial properties.

Asbestos Cement Roof Sheets

We give you a real condition assessment, not just a price for coating. If your roof needs replacement rather than refurbishment, we will tell you that clearly at survey. We do not apply coatings over roofs that cannot support a lasting result.

Full Scope Refurbishment

We cover every element a commercial roof refurbishment requires. Repair, cut edge corrosion treatment, fixing replacement, partial re-sheeting, gutter works and coating. All managed by one team.

Approved Coating Systems

We are approved applicators for leading commercial roof coating systems from manufacturers including Giromax, Liquasil and Tor Coatings, backed by manufacturer warranties of up to 25 years.

No Disruption to Operations

Your building stays operational throughout. We work around your schedule and plan phasing around your operational requirements. Out-of-hours access available where needed

Specialist Commercial Focus

We work exclusively on commercial, industrial and agricultural buildings. Every project we take on is a commercial roofing or refurbishment project. No domestic work. No generalists.

Nationwide Coverage

Commercial roof refurbishment teams across England, Scotland and Wales covering the full mainland UK.

Full Documentation on Completion

Completion certificate, photographic report, product data sheets, guarantee certificate and schedule of works issued on every project

Commercial Roof Refurbishment — Frequently Asked Questions

A roof coating system is applied to a roof that is broadly sound but showing surface deterioration. Refurbishment is a more comprehensive programme covering a roof that needs repair, cut edge treatment, fixing replacement or partial re-sheeting before a coating can be properly specified. Both restore the roof to full performance without full replacement.

The honest answer is that only a proper survey can tell you. As a general guide, if the roof structure and deck are still sound but the surface system has broken down across significant areas, refurbishment is usually the right answer. If the structure has lost its integrity or insulation is broadly moisture compromised, replacement may be necessary. We will tell you clearly at survey which route is appropriate.

A properly delivered refurbishment programme with a professionally applied coating system extends roof life by 15 to 20 years. Many of the coating systems we use carry manufacturer warranties of 20 to 25 years.

In the vast majority of cases, no. All work is carried out from the roof. Your building stays fully operational throughout. We plan the project programme around your operational requirements and can work out of hours where needed.

Cost depends on the size of the roof, its condition, the extent of repairs required and the coating system specified. Refurbishment typically costs 30 to 70 percent less than full roof replacement. We provide a fixed-price quotation after the site survey with no hidden charges.

Yes. Where gutters are deteriorating or failing, we include gutter cleaning, repair, lining and coating as part of the wider roof refurbishment programme. Addressing the gutter system at the same time as the roof avoids returning to site for a separate project.

Yes. Where ACM sheets are present and still structurally sound, we can apply specialist encapsulation systems that stabilise and protect the existing sheets without the cost and complexity of full asbestos removal. The site survey confirms suitability.

Project duration depends on the size of the roof, the extent of repairs and the scope of works agreed. Smaller refurbishments are completed in days. Larger industrial roofs or those requiring more significant repair work will take longer. You receive a full programme of works before we start so you know exactly what to expect.

Is Your Commercial Roof Ready for Refurbishment?

A failing commercial roof does not get better on its own. Every season it goes unaddressed, the repair scope grows and the cost increases. In many cases, a roof that could have been refurbished economically at year 18 becomes a roof that needs full replacement by year 22.

Book a free roof survey and we will assess the full condition of your roof, tell you honestly what it needs and give you a clear, fixed-price quotation for the right scope of works.

No obligation. No pressure. Just a straight answer from a specialist.

Commercial Roof Refurbishment for Industrial and Commercial Buildings Across the UK

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