Next Day Free Delivery to London and Most of the UK

Next Day Delivery

Next day free and express delivery is available for most products subject to order value and if the order is placed before 2:00 PM.

Multi-buy Discounts Available

Bulk Discounts

Best wholesale prices and multi-buy discounts. Buy multiple same branded products for additional savings.

Secure Payment

Price Match

Discover unbeatable prices with our Price Match Promise. We check our prices to ensure that our customers always get the best deal.

Coating Applicators & Support  Experienced UK coating applicators for liquid coatings and industrial repairs. Qualified technical support Tel: 01268 472358

Applicators & Contractors

Specialist Coating Applicators, Basement Contractors and Qualified technical support. T: 01268 472358

ARBOFLEX PU Sealant 300ml

Size: 300ml
Color: Grey
Sale price£5.99 inc.VAT


ARBOFLEX PU sealant is a Polyurethane mastic designed to be used in conjunction with the rest of the ARBOFLEX waterproofing system. The primary uses for this product are to seal board joints/gaps in the substrate and to secure edge trims.

This product will adhere to Concrete, Brickwork, Metals and many more common construction substrates however it is not recommended for use on Natural Stone.

ARBOFLEX PU SEALANT is a one part polyurethane sealant which cures on exposure to moisture vapour to form a tough but flexible membrane. ARBOFLEX PU SEALANT has good adhesion to concrete, brickwork, metals and many other common construction substrates.

Main Applications

  • Recommended for use in floor joints, expansion joints and structural cladding applications.
  • Joint Preparation: The joint surfaces must be clean, dry and free from all contamination. The surfaces should be degreased using the appropriate Arbo Cleaner. Primers may be required on some substrates. It is recommended that our technical department should be consulted and advice obtained with regard to the choice of primer for specific purposes.
  • Joint Backing: Where applicable, appropriate joint filler e.g. closed cell polyethylene foam, should be used to provide the correct joint depth.

Joint Size Suitability

  • Joint Width Minimum 6mm Maximum 25mm (single application)
  • Joint Depth Minimum 10mm on porous substrates Minimum 6mm on non-porous substrates Maximum 20mm




Stock Type

Warehouse Fulfilled

Brand Name




Payment & Security

Payment methods

Apple Pay Google Pay Maestro Mastercard PayPal Shop Pay Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.


Clever Shield Coatings Safe Checkout Guaranteed

You may also be interested in

Trade Customer? 

Get all the benefits of being a trade customer by signing up for an account

  • Monthly Trade Discount Codes
  • Dedicated technical support team
  • Certified hands-on training courses

Recently viewed