Preservation Treatments (Surrey) Ltd was established in 1972 and provides damp-proofing solutions in Farnham. If you are in Farnham and are suffering from Rising Damp then call us on 0800 1422 513 to arrange a survey.

Following our initial instruction one of our CSRT and CSSW qualified surveyors will carry out a detailed inspection and submit a report and quotation together with recommendations..

We have undertaken works for English Heritage, National Trust, Architects, Housing Associations, Local Authorities, Surveyors and Building contractors. Our service is also particularly suited to the domestic market, where we are able to offer the purchaser, vendor, or householder a service tailored to their needs.

We believe our depth and range of knowledge coupled with our dedication to providing high levels of customer service are the cornerstones of our continued success. As a result of this dedication many of our earliest clients continue to consult us.

CSSW and CSRT Surveyors
Award winning PCA members
Expert service from fully qualified technicians
Over 40 years of experience
10 Year guarantees
  • “I can’t thank you enough.

    Once again, many thanks.”

    Waterproof Rendering, South-West London, Sam, Site Manager – 30th May 2017
  • “Many thanks for sorting out the issues in the plant room of the car park.

    The job looks fantastic and it was a pleasure to deal with you and your team.”

    Cavity Drain Membrane System, Tadworth, Surrey, Ken – 8th February 2017
  • “We thought that both your operatives were first class ambassadors for the company. In addition to doing a superb job on time and with the minimum of mess they demonstrated a very positive, courteous and helpful approach throughout.”

    Damp-proof Coursing & Specialist Rendering, Hampshire, Vic – 12th December 2016
  • “I would like to extend a warm “thank you” for the efficient and clean way the damp proof treatment and Drimaster anti-condensation unit were installed. The team were on time each day, had everything they needed and took care to minimise dust and mess. The work was well executed and neatly finished.”

    Damp-proof Coursing, Specialist Rendering & Condensation Solutions, Hartley Wintney, Miles – 6th Decemer 2016
  • “Everyone I dealt with was helpful, polite and efficient.  The work was carried out professionally. I would have no hesitation in recommending this company.”

    Damp proof coursing & specialist rendering, South-West London, Alice – 2nd February 2016
  • “I was impressed by how organised, methodical and professional your operative was. Furthermore I was pleased by the efficient and helpful way your office arranged this work.”

    Damp-proof Coursing , Crowthorne, Linda – 9th December 2015
  • “Both operatives were very personable and professional – and did a fantastic job! I’m thrilled with the result. Thank you.”

    Damp-proof coursing, South-East London, John – 30th September 2015


PCA COTY 2013Preservation Treatments are an accredited contractor with the Property Care Association (PCA), Constructionline, CHAS, Safecontractor and Trustmark. We maintain standards within the Industry that each professional body has set.

In recognition of our high standards, Preservation Treatments was proudly awarded PCA Contractor of the Year Award in 2013. Introduced in 2012, this category was designed to recognise PCA contractor members who excel throughout their normal day-to-day business. It is an achievement we are extremely proud of.


GPIFor your protection and security all our works are covered by our company guarantees. We are also founder members of the Guarantee Protection Scheme, an independent insured policy that, should you chose to take it up, covers the lifetime of your guarantee. Please see the GPI section of our site for further information.