BEHR PREMIUM® Basement & Masonry Waterproofer No. 875
Search HomeDepot for
BEHR Premium 1 gal. #BW-
to find the color you want.
$27.98 per gal
$129.95 for 3.5 gallons.
3.5 gallons can probably cover about 200 sqft
http://www.ebay.com/p/laticrete-hydro-barrier-3-1-2-gallon-pail/1900504354 $121.95 + $4.99 Shipping
Ames (Oregon) Their products sound good.
Can buy online from their site with no shipping or tax.
Can try emailing them to ask for a commercial discount.