Structural waterproofing

Structural Waterproofing
& Basement Tanking Systems

All membrane systems installed to BS8102

Whether you require basement waterproofing in Truro, Perranporth or Penzance or a cavity drain membrane system in Padstow, Newquay, St Austell, Bodmin, Wadebridge, Falmouth, Helston, Launceston or Looe we can help. Please contact us for a no obligation inspection and quotation (professional fees apply)..

Newseal Ltd are contractors for the NEWTON Membrane systems

Established in 1848, John Newton & Company is a market leader in the UK for damp proofing and structural waterproofing solutions, including basement waterproofing and pumping products.

Newtons offer an extensive product range to meet all your waterproofing and damp proofing requirements.

Waterproofing and Tanking

Newton’s market leading basement waterproofing solution Newton System 500 offers a proven and highly effective waterproof membrane system for basements and cellars. It is commonly used where conventional tanking has failed and complies with BS 8102:2009 Regulations. Newton System 500 is the basement waterproofing solution of choice for professional specifiers and waterproofing contractors.

John Newton & Company were the original innovators in damp proofing, having introduced a ventilated damp proof membrane in 1937. Our leading damp proof membrane, Newton 805 Newlath, remains the original meshed membrane, and over two million metres have been used nationally since its introduction. Our damp proof membranes have been used on thousands of properties including Windsor Castle and the Houses of Parliament. Newton Damp Proof Membranes are quick and clean to install and offer a permanent solution for damp proofing walls.

For structural waterproofing in Cornwall, call Newseal Ltd on

01872 271 615

"Hi Phil, thanks so much for your early morning visit and your valuable information. I am very grateful and will DEFINITELY recommend your company to everyone- it is exactly what this country needs more of, prompt, helpful service with excellent, honest advice which has given me great peace of mind!"

- Miss P, Cardinham – December 2013

"I have worked with Phil from Newseal over the last 4 years on jobs for my company and Newseal when we have both been busy. Phil has also worked for my clients that have holiday homes in Cornwall and he has always carried out works to the highest of standards. Phil is well known in the industry for writing very detailed reports and always putting the customer first."

- Mr C, Trowbridge (Building preservation specialist at Complete Preservation Trowbridge Wiltshire) – July 2012