How to waterproof a canvas tarpaulin?

6th March 2020

	How to waterproof a canvas tarpaulin?


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			As mentioned in the previous section, canvas tarpaulins have a wax coating to give them water-resistant properties. This will deteriorate over time, and the tarpaulin will require re-treating.

			This can be done with various products, including traditional homemade mixtures.

			Without the correct treatment, these tarpaulins are liable to become damaged over time. If this is not addressed quickly, mould and mildew will become trapped underneath the layer of treatment.

			Step 1 – Wash tarpaulin Before starting, it is important that you wash the tarpaulin. This can be done with a little detergent (such as washing up liquid) combined with water.


			Step 2 – Dry out Once you have cleaned it and washed off any remaining detergent, leave the tarpaulin to dry.

			Step 3 – Apply waterproofer Apply the waterproofing. You should spread the waterproofing across the tarpaulin, working your way down the canvas. Your manufacturer will be able to advise you on how long to wait before applying your second layer.

			Step 4 – Apply second layer Apply the second layer so that the two layers form a criss-crossed pattern.


			Step 5 – Dry Leave the tarpaulin to dry.