Re: [baidarka] waterproofing canvas

leonard burton (
Mon, 18 May 1998 16:26:04 -0230 (NDT)

Date: Mon, 18 May 1998 16:26:04 -0230 (NDT)
Message-Id: <>
From: leonard burton <>
Subject: Re: [baidarka] waterproofing canvas

At 10:47 AM 5/18/98 -8:00, you wrote:
>Hi Len,
>I tried an experiment this weekend.
>I took a piece of cotton fabrique painted it with a solution of
>paint thinner and exterior silicone calking. It dried in a couple of
>hour and completely overnight. It is soft and flexible and
>I made a thin solution for the first coat, and thicker solution for
>the second and third coat.
>The underside is not coated, but I suppose it could be.
>If you use just one thin coat it is water repellent but you can pool
>water on it and squeeze droplets through the cloth.
hi george thanks for the reply , two questions though what proportions did
you use ie:50/50,60/40 or until it felt right .and what weight cotton did
you use . thanks again and i cant wait to try it myself