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Render Cleaningin Bordon & Hampshire

Lift biological staining from exterior render with a specialist softwash and a clear assessment of finish, cracks and achievable appearance.

5.0★ / 34 Google reviews · Free, no-obligation quotes
£5m public liability insurance
2 years trading experience
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Service Overview ›

Render Cleaning for your property

Render cleaning treats staining and biological growth on the outside wall finish rather than repainting or repairing the wall. A3 Exterior Cleaning Ltd offers a specialist softwash treatment for exterior render. It is relevant when green, dark or uneven surface marks are affecting the appearance of the home and you want to understand whether cleaning is appropriate before choosing a new coating or a more substantial repair.

Render can be textured, painted or finished with a specialist coating. The same visible stain may have different causes on different surfaces. Provide the finish details if known and mention cracks, previous repairs or repainting. The quote should explain the area and treatment scope without assuming cleaning will return every wall to a perfectly even original colour.

What Needs Attention ›

Treat the problem, not just its appearance

Staining may become more noticeable on shaded or persistently damp walls. Leaving it unassessed can make it difficult to distinguish biological growth from weathering or a defect. A dark mark is not a reliable diagnosis of structural damp, and cleaning should not be used as a substitute for investigating cracks, loose render or water entering behind a finish.

Common mistakes include directing high pressure at render, using a strong product without checking compatibility and expecting washing to fix failed paint. Excessive force can damage a vulnerable surface or introduce water into gaps. A useful assessment separates removable contamination from permanent discolouration and repairs, so the chosen work addresses the right problem.

Our Process ›

From your enquiry to the finished job

  1. 1

    Tell Tom what needs attention

    Start with the address or postcode and describe render finishes, biological staining and existing surface defects. Photographs from a safe position help show the overall area and specific concerns. Mention the material if you know it, previous treatments and any existing damage. Explain whether you want this service alone or alongside related exterior work. The first step is defining the problem, not committing you to a package before the property has been considered.

  2. 2

    Assess condition and agree the quote

    The quotation is free and without obligation, and the supplied process bases pricing on property size, condition and scope. Access and the existing finish matter as well as the visible dirt. Tom will quote for the actual property, condition and agreed work. Ask which areas are included, what may remain after the work and whether repairs or finishing tasks need a separate decision. This makes the next step clear before you accept.

  3. 3

    Confirm preparation and practical access

    Describe the render finish, previous paint or treatment and known cracks. Send photographs of the whole elevation and close views from ground level. Mention planting, metal fixtures, windows and restricted access around the wall. Ask how access to the home or garden will be managed and what, if anything, needs moving. Do not attempt risky high-level preparation or use an extra cleaning product before the method is agreed. Weather and material requirements may affect arrangements.

  4. 4

    Carry out the agreed service

    The service approach is specialist softwash treatment for exterior wall render. The work should stay within the areas and treatment agreed for the property. Cleaning does not become structural repair simply because a defect is uncovered. If additional work is proposed, ask for its scope and price to be explained rather than assuming it belongs to the original quote. Material-specific instructions are more useful than a universal claim about every surface.

  5. 5

    Review the result and keep the care advice

    Monitor recurring marks where the wall stays damp and investigate water-management issues separately. Do not scrub delicate render or add strong cleaners without checking compatibility. Allow for any treatment-specific follow-up guidance before judging the final appearance. Review any remaining marks or defects against the agreed scope. Payment is by bank transfer after completion and receipt of the invoice, with no upfront deposit. Ask questions before applying a new finish or arranging further maintenance.

Practical Benefits ›

What this service helps you achieve

A finish-led treatment

Specialist softwashing considers the wall finish rather than treating render as a hard pressure-wash surface.

Cleaning separated from repair

Identifying cracks and failed coatings helps keep the quote focused on what treatment can actually change.

A clearer appearance decision

Assessing removable staining first can help you judge whether additional coating or repair work is still needed.

Service Details ›

Understand your render cleaning options

Identify the finish first

Painted render, textured finishes and monocouche render can react differently to cleaning. Previous coatings and repairs may also affect the result. Tell Tom what you know about the wall and avoid assuming the appearance reveals the exact material. The chosen treatment should be compatible with the finish, particularly where different sections of the house have been repaired or repainted.

Specialist softwashing

Softwashing uses a low-pressure treatment approach rather than relying only on force. Treatment compatibility, surface condition and the type of growth remain important. Low pressure is not a claim that every wall is risk-free to clean. Nearby glazing, metalwork, plants and other finishes also need consideration when planning treatment and runoff.

Cracks and failed areas

Loose render, visible cracks or failed repairs need assessment before washing. Cleaning cannot reconnect a detached finish or waterproof an unsound wall. Report known damage and any history of leaks. If a repair is required, its suitability and timing should be resolved separately rather than masking the fault with a cleaning treatment.

Appearance and follow-up care

Biological staining and permanent colour variation are different. A cleaner wall can still show weathering, repair patches or faded paint. The likely outcome depends on the finish and contamination, and some treatment effects may develop over time. Avoid applying a new coating or an additional cleaner without checking compatibility with the surface and the work already carried out.

What to include in your enquiry

For render cleaning, the most useful enquiry explains the surface, the problem and the result you are hoping for. Include an overall photograph and a closer view taken safely, the postcode, approximate area if known and any previous treatment. Mention shared access, nearby planting or delicate finishes. You do not need to diagnose the cause yourself; describing what you have noticed is more useful than requesting a method that may not suit the material.

Cleaning scope and property use

The supplied business brief focuses on residential properties. Describe who uses the affected area and whether access needs to remain available during the work. For a shared, rented or non-residential site, ask Tom to confirm suitability, permission and scope rather than assuming a commercial package or licensing claim. The same service name does not settle access, responsibility or preparation requirements for every type of property.

Know the boundary between care and repair

A cleaner surface can reveal marks and defects that were previously obscured. Before booking render cleaning, distinguish removable contamination from damage to render finishes, biological staining and existing surface defects. If a repair or a different specialist is needed, keep that decision separate from the cleaning quote. The useful outcome is an accurately scoped job with realistic expectations, not an unsupported promise that exterior cleaning restores every material to a new condition.

FAQs ›

Questions Answered

Tom will quote for the actual property, condition and agreed work. The final quote depends on the area, condition and scope rather than the service name alone. Describe access restrictions, existing damage and any related work you want included. Quotes are free and without obligation, so you can check the proposed work before deciding. A starting price, where supplied, is not a promise that every property will cost the same.

Get a clear quote for render cleaning

Tell Tom about your property and the area that needs attention. Your quote is free and without obligation, with no upfront deposit and bank-transfer payment after completion and invoice. Ask for the areas, method and any separate finishing or repair needs to be identified before you decide.

5.0★ / 34 Google reviews · £5m public liability insurance

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