Your browser version is not officially supported, and you may experience a degraded service. Please upgrade your browser.
Start the new year right with 15% off everything. Use code NEWYR20 in the basket.

Free Delivery Over £500

100% Satisfaction Guarantee

Expert Help & Advice

Watco Sand Additive

Increases viscocity of Roofite products for thicker application


Silica sand to mix with Roofite® for cracks greater than 3mm. 

Properties Dry silica additive, when mixed with Watco Roofite it produces a trowellable repair compound.
Surfaces Roof.
Interior or Exterior Exterior.

£10.60 (Ex VAT)

In stock

Delivery options
Click & Collect

What our customers say

Help & Advice

Contact our friendly and professional Technical Advisors for expert help and advice for your project. You can give us a call on 01483 418 418 or email

Contact us