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20 Years
experience
Expert Damp and Timber Preservation Services in Portsmouth
Hampshire Preservation Services has been a trusted name in property preservation and structural repair for over 35 years. Specialising in damp control, dry and wet rot treatment, woodworm eradication, and wall tie replacement, we serve both domestic and commercial clients across Portsmouth, Southampton, and surrounding areas. Our team combines technical expertise with a commitment to cleanliness and reliability, ensuring properties are restored to their former condition with minimal disruption.

As approved contractors of Antel Ltd and Wall Fast Ltd, we offer our own guarantees and access to insurance-backed solutions through the QANW and GPI Schemes. Our reputation is built on decades of delivering high-quality, guaranteed workmanship that prioritises long-term structural integrity and customer satisfaction.
Services
Damp Proofing Dry Rot Treatment Wet Rot Repair Woodworm Eradication Wall Tie Replacement
Details
  • Year established: 2006
Highlights and features
  • We have over 35 years of experience in property preservation and structural repair.
  • Our treatments come with 15-20 year guarantees and insurance-backed options.
  • We use environmentally safe chemicals and high-quality materials for lasting results.
  • Our team prioritises cleanliness, leaving properties tidy after completing work.
  • We offer impartial advice and cost-effective solutions for complex damp and timber issues.
Associations and certifications
  • Antel Ltd
  • Wall Fast Ltd
  • GPI Scheme
What people say
Highly recommended Efficient and tidy Excellent customer service Competitive rates Thorough inspections
Services
Damp Proofing
Our damp proofing solutions address rising damp through chemical damp courses and membrane systems. We conduct full surveys to identify moisture sources, then implement cost-effective treatments that include plastering and waterproofing. All work comes with a 20-year guarantee, ensuring long-term protection for residential and commercial properties.
Dry Rot Treatment
Dry rot treatment involves removing affected timber, applying anti-fungicidal solutions, and installing treated replacements. We identify moisture sources to prevent recurrence, combining structural repairs with preventative measures. Our 20-year guarantee covers both eradication and future protection for domestic and commercial buildings.
Wall Tie Replacement
Wall tie replacement restores structural integrity by installing new ties and heli bars. We test existing ties, replace corroded components, and offer 15-year guarantees. This service prevents cracks and strengthens cavity walls for properties across Portsmouth and surrounding areas.
Woodworm Eradication
Woodworm treatment includes identifying active infestations, applying insecticides, and replacing damaged timber. We use environmentally safe chemicals and provide long-term protection against re-infestation. Surveys determine the species and extent of damage, ensuring targeted remedial action for residential properties.
Wet Rot Repair
Wet rot repair focuses on eliminating moisture sources, removing decayed timber, and applying protective treatments. We replace damaged joists and skirting boards with treated wood, combining structural fixes with preventative measures to restore property integrity and prevent future issues.
Questions
What areas do you cover for damp and timber services?
We operate across Portsmouth, Southampton, and surrounding areas, providing damp proofing, rot treatments, and structural repairs for residential and commercial properties.
Do your treatments come with guarantees?
Yes. Our damp courses include a 20-year guarantee, wall ties have a 15-year guarantee, and insurance-backed options are available through the GPI Scheme for added peace of mind.
How much do inspections cost?
Inspections are free within Portsmouth. For areas further afield, we may charge a small fee – please contact us for details before booking.
What types of properties do you work on?
We handle domestic and commercial properties, including historic buildings, modern homes, and industrial structures, with tailored solutions for each project's requirements.
Can you treat active woodworm infestations?
Yes. Our process identifies infestation types, treats affected areas with insecticides, and replaces damaged timber to prevent recurrence using environmentally safe methods.
How long does a typical damp proofing job take?
Most damp proofing projects take 1-2 days, depending on property size and issue severity, with minimal disruption and thorough post-work clean-up included.