Cost Guide

Commercial Cladding Refurbishment Cost

Commercial cladding refurbishment cost is determined by project-specific variables — not a standard per-square-metre rate. Building size, cladding height, substrate type, coating condition, access requirements, preparation scope, colour change requirements and warranty expectations all affect the final cost. A site assessment is the only reliable route to an accurate cost estimate.

Primary variableArea & access method
Primary systemTopSpray 35 / SprayGrade
TopSpray 35 warrantyUp to 25 years
SprayGrade warranty15-year product warranty
DisruptionMinimal — works externally
Next stepSite assessment

What Affects Commercial Cladding Refurbishment Cost?

No reliable cost figure can be provided without a site-specific assessment. The following variables all influence total project cost and must be established on a project-by-project basis.

Total Elevation Area

Total wall and facade area in square metres is the primary volume driver. Larger buildings benefit from economies of scale in material use and labour deployment, but area alone does not determine cost without assessing the other factors below.

Building Height & Access

How scaffolding, MEWP (cherry picker or scissor lift), rope access or other specialist access is required is one of the most significant cost variables. Building height, ground obstructions, site logistics and adjacent occupancy all affect access cost and programme length.

Substrate Type

Steel, aluminium, composite panel, fibre cement and pre-coated cladding systems all have different preparation requirements, primer compatibility and system suitability. Substrate identification at assessment stage determines system selection.

Existing Coating Condition

Chalking, fading and weathering are lower-cost starting points. Delaminating, blistering or flaking coatings require greater preparation — mechanical removal, adhesion testing, and surface profiling — adding labour and time to the project.

Preparation Requirements

High-pressure washing, biocide treatment, degreasing, sanding, priming and mechanical preparation all form part of the preparation scope. Preparation is typically one of the most significant cost components — its extent is established at site assessment, not assumed.

Cut Edge Corrosion

Active cut edge corrosion on profiled steel cladding requires targeted treatment before the main coating programme. Extent and severity of cut edge corrosion significantly affects preparation time, material use and overall project cost.

Rust Staining

Surface rust staining that is cosmetic can be treated within a standard preparation scope. Where staining is caused by ongoing substrate corrosion, additional treatment, passivation or mechanical preparation is required before coating.

Colour Change & RAL Matching

Coating to a new RAL colour or matching an existing corporate colour specification may require additional coats, enhanced primers or premium systems. Corporate branding requirements and RAL accuracy obligations affect system selection and specification.

Warranty Requirements

Extended or manufacturer-backed warranty pathways require specific system selection, application standards, inspection sign-off and compliance documentation. More demanding warranty pathways — such as 25-year routes through TopSpray 35 — involve additional specification steps.

Operational Constraints

Restricted working hours, building occupancy requirements, phased works, seasonal restrictions or site management constraints all affect programme length. Extended programmes incur additional access hire and supervision costs.

Refurbishment vs Replacement: Cost Decision Framework

The decision between cladding refurbishment and replacement is project-specific. It depends on substrate condition, building requirements and the findings of a professional site assessment — not cost alone. Refurbishment can often avoid unnecessary waste and capital expenditure where existing panels remain suitable.

When Refurbishment May Be Appropriate

  • Cladding panels are structurally sound with no significant perforation or structural corrosion
  • The primary deterioration is fading, chalking, weathering or coating breakdown — not structural failure
  • Weatherproofing performance needs restoring without structural cladding replacement
  • Operational continuity is a priority — refurbishment is typically less disruptive than replacement
  • Waste generation should be minimised — refurbishment avoids cladding strip-out and skip hire
  • Building appearance or colour needs to be restored or updated
  • Asset management strategy is to extend service life to the next planned investment cycle

When Replacement May Be Necessary

  • Panels have perforated or lost structural integrity — section replacement required before any coating programme
  • Substrate corrosion has progressed to structural failure across significant areas of the facade
  • Building regulations require fire performance upgrades — coating alone cannot address compliance
  • Thermal performance upgrade is required — refurbishment is a weatherproofing system, not insulation
  • Active water ingress is caused by structural defects (failed laps, missing flashings) requiring mechanical repair before coating
  • The building is being substantially reconfigured or extended — replacement is part of the project scope

No universal answer: The correct decision requires a site assessment by a qualified contractor. Suitability for refurbishment is confirmed by physical inspection of substrate condition, panel integrity, coating adhesion and the scope of any localised repairs required.

Common Cladding Problems That Affect Cost

The nature and severity of existing cladding deterioration directly affects preparation scope and total project cost. The following problems are among the most common conditions identified at site assessment.

Which System May Be Appropriate?

System selection is confirmed by site assessment. The following systems are available through the Forti Nova approved applicator network for commercial cladding refurbishment programmes.

Prokol TopSpray 35 Primary — Appearance-Led Projects

The primary system for commercial cladding refurbishment where appearance, colour restoration and long-term UV performance are specification priorities. Spray-applied high-build coating for profiled metal, steel and aluminium cladding. RAL colour capability with broad colour options. Warranty pathway up to 25 years subject to specification and manufacturer approval.

RAL colour matchingAppearance restorationUV-resistantUp to 25-year warrantySteel & aluminium
Liquid Rubber SprayGrade Large-Area & Mixed Substrate Projects

A two-component, water-based, VOC-free spray-applied waterproofing and protection membrane. Suited to large-area cladding refurbishment programmes where budget efficiency and broad substrate compatibility are priorities. Compatible with steel, aluminium, composite panel, fibre cement and existing coated surfaces. 15-year product warranty.

Large-area refurbishmentBroad substrate compatibilityWaterproofing15-year warrantyVOC-free
ProFix Localised Repairs & Detailing Only

An emergency waterproof repair compound used for localised detailing, penetrations, fixings, rooflights and cladding joint repair. Applied as part of the preparation scope prior to the primary coating system — not as a standalone cladding refurbishment solution.

Localised repairsDetailingPenetrationsPreparation phase
Rocathaan Hotspray PA 260-FR Specialist Polyurea Waterproofing Only

A KIWA-certified hot spray-applied 100% pure polyurea roofing and waterproofing system. BRoof (t4) and BRoof (t2) certified. Specified where a seamless pure polyurea membrane is the technical requirement — not a primary cladding refurbishment system.

Specialist polyureaRoofing & waterproofingKIWA-certifiedNot primary for cladding

Why Building Owners Choose Cladding Refurbishment

Improved Building Appearance

Faded, chalking or discoloured cladding reduces commercial presentation. Refurbishment restores colour, uniformity and visual quality — important for tenant retention, building management and commercial value.

Extended Asset Life

Refurbishment extends the service life of existing cladding without replacement. Where the substrate remains sound, a correctly specified coating programme can add years of continued service to an existing asset.

Reduced Disruption vs Replacement

Spray-applied refurbishment is an external operation. Most commercial buildings remain fully operational during the programme. Replacement involves strip-out, skip hire, waste disposal and extended programme with greater operational impact.

Tenant Retention & Commercial Presentation

Building appearance is a commercial factor. Occupiers, investors and asset managers consider facade condition as part of building quality. Refurbishment supports tenant satisfaction and commercial presentation without the expenditure of full replacement.

Colour Restoration & Rebranding

Where corporate colours have changed, where brand guidelines require updated facade colour, or where colour has faded beyond an acceptable standard, refurbishment allows accurate RAL colour recoating without cladding replacement.

Portfolio Standardisation

Multi-building portfolios can benefit from a consistent refurbishment specification, delivering uniform appearance and performance standards across buildings of different ages and substrate conditions.

Commercial Cladding Refurbishment Cost: Frequently Asked Questions

How much does commercial cladding refurbishment cost?

Commercial cladding refurbishment cost depends on building size, cladding height, substrate type, coating condition, access requirements, preparation scope, system specification and warranty requirements. There is no single reliable price per m² without a site-specific assessment. A Forti Nova approved applicator will assess the building, confirm substrate suitability, scope the preparation requirements and provide a project-specific quotation.

Is commercial cladding refurbishment cheaper than full replacement?

In many cases, refurbishment is significantly less expensive and less disruptive than full cladding replacement — where the existing substrate remains structurally sound. Replacement involves cladding strip-out, skip hire, waste disposal, new panel installation and extended programme time. Refurbishment avoids these cost components. However, this is not a universal statement: the correct comparison requires a site assessment and like-for-like specification from a qualified applicator.

What affects the cost of industrial cladding refurbishment?

Industrial cladding refurbishment cost is driven by: • Elevation area and building height • Access method — scaffold, MEWP, rope access • Substrate type and existing coating condition • Preparation requirements and cut edge corrosion treatment • System specification and programme constraints Industrial environments may present additional challenges — chemical exposure, operating hours restrictions, safety management requirements — that affect cost.

How much does warehouse cladding refurbishment cost?

Warehouse cladding refurbishment cost is influenced by building size, elevation height, substrate condition and access method. Large warehouse buildings with straightforward access can benefit from economies of scale in spray-applied application. However, building height, restricted working hours and access around loading bays and yard operations all affect programme logistics and cost. A site assessment is essential for accurate pricing.

What does factory cladding refurbishment cost?

Factory cladding refurbishment cost depends on the type, condition and area of cladding present, the access requirements given building height and surrounding operations, and the specification requirements. Factories often have mixed substrate types — steel, fibre cement, composite panels — requiring substrate-specific preparation and system compatibility checks. A site assessment identifies these variables before specification.

What is the cost of repainting commercial cladding?

Commercial cladding cannot simply be painted. Spray-applied coating systems require substrate identification, adhesion testing, appropriate preparation and compatible system selection. The cost of a commercial cladding coating programme depends on substrate type, preparation scope, system specification and access requirements. Generic paint costs are not applicable to commercial cladding refurbishment. A qualified applicator assessment is required.

How much does metal cladding restoration cost?

Metal cladding restoration cost depends on substrate type (steel, aluminium), coating condition, cut edge corrosion severity, preparation requirements and system selection. Where cut edge corrosion is present, targeted treatment adds to the preparation cost. Where colour restoration is required, system selection (TopSpray 35 for appearance-led projects) affects specification cost. Access requirements based on building height are also a significant variable.

What is the cost to repaint commercial cladding panels?

Commercial cladding coating programmes are not priced the same way as painting works. System selection, substrate preparation, access requirements and warranty pathways all influence cost. RAL colour change or matching an existing corporate colour may require additional coats or premium systems. The correct route to an accurate cost is a site assessment that confirms substrate condition and the appropriate specification — not a generic per-m² figure.

Is cladding refurbishment worth the investment?

Where the existing cladding substrate is structurally sound, refurbishment is typically a cost-effective investment. It extends asset life, restores appearance, improves weatherproofing and avoids the disruption and cost of replacement. For buildings with operational tenants, the reduced disruption of refurbishment versus replacement has a practical value beyond the direct programme cost.

Which system is most appropriate for commercial cladding refurbishment?

System selection depends on project objectives, substrate type and specification requirements. TopSpray 35 from Prokol Protective Coatings is the primary system for appearance-led cladding refurbishment where colour restoration, RAL accuracy and a long-term warranty pathway (up to 25 years) are priorities. Liquid Rubber SprayGrade is suited to large-area refurbishment programmes where waterproofing performance and broad substrate compatibility are the specification priorities. System selection is confirmed at assessment — not before.

What cladding problems increase refurbishment cost?

Problems that increase preparation scope — and therefore cost — include: • Cut edge corrosion • Delaminating or failed previous coatings • Rust staining caused by ongoing substrate corrosion • Water ingress through lap joints or fixings • Widespread chalking or blistering The severity and extent of these problems is established at site assessment. Catching deterioration early — before structural damage occurs — typically reduces total remediation cost.

Can cladding colour be changed during refurbishment?

Yes. Spray-applied coating systems such as TopSpray 35 offer RAL colour options, allowing commercial cladding to be recoated in a new corporate colour during the refurbishment programme. Colour change may require additional coats to achieve full opacity and consistent coverage, which affects specification and cost. RAL accuracy requirements and existing colour coverage are confirmed at assessment stage.

How long does commercial cladding refurbishment last?

Service life depends on system selection, substrate condition, preparation quality and environmental exposure. Prokol TopSpray 35 offers warranty pathways up to 25 years subject to specification and manufacturer approval. Liquid Rubber SprayGrade carries a 15-year product warranty. Actual service life can extend beyond these periods where the system is correctly specified, applied and maintained.

Do I need a site assessment before getting a cladding refurbishment quote?

Yes. A site assessment is essential before accurate pricing can be provided. The assessment confirms substrate type, coating condition, preparation requirements, access arrangements, system compatibility and specification requirements. Without assessment, no reliable quotation can be produced. Forti Nova approved applicators carry out site assessments prior to specification — no project is priced without a site visit.

How do I find approved cladding coating contractors?

Forti Nova works with a carefully selected network of approved applicators experienced in commercial cladding refurbishment and spray-applied coating programmes. Submit an assessment request through this website and Forti Nova will review the project, confirm suitability and connect you with an appropriate approved applicator for your building type and location.

Get an Accurate Cladding Refurbishment Cost Estimate

The only reliable route to an accurate cladding refurbishment cost is a site assessment. Submit your details and a Forti Nova approved applicator will assess the building, confirm substrate suitability and provide a project-specific specification and cost estimate.