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Our on-line store is open 24/7 and we ship Monday through Friday, excluding some holidays. Orders received for products without shipping restrictions on its product page will ship the same business day when received before 12:00 p.m. PST. Orders in high demand will have an estimated production time listed on its product page and will ship according to the date listed.
Pure Power Blue is a super-concentrated biological enzyme/bacterial waste and odor eliminator with BioBlast Plus odor control technology that is accepted at all campgrounds and enhances septic tanks. Working in black and gray tanks, the formula is formaldehyde-free, eco-friendly, and non-toxic, keeping the tank clean with a fresh clean scent. 2 oz. treats 40 gallon tank.
We are a Seattle, WA based outdoor gear store with a mission to make climbing, backpacking, skiing & mountaineering accessible and enjoyable for everyone.
© 2026, Master Store
