Most sporting goods outlets and outdoors... um, person supply places will
have various kinds of seam sealers and sealant sprays for the main types of
tent fabrics out there in the event that your fabric has lost its water
repellent ability.

Cya,
Robert

> --- Joy Hecht <jhecht@alum.mit.edu> wrote:
>
>> How do you keep water from seeping through the canvas or the canvas seams
>> in
>> strong rain and wind?   How have others dealt with that?