Waterproofing windproof army smock

[Originaltrav]

Hi all

What's the best stuff to waterproof an army issue windproof smock.

Cheers

 

[jacko1066]

If they are cotton maybe somme sort of nikawax cotton proof?
Failing that tech wash again by nikwak is very good indeed!!

Cheers
Steve

 

[maddave]

Fabsil for cotton works.

 

[Dougster]

I've done my MTP one in Greenland wax. Does quite well.