Another one for the &quot;worth the effort&quot; DIY files... Cathy and her husband wanted a chlorine-free pool big enough for the whole family to splash around in during the hot Santa Rosa summer. Hoping for something more attractive than a big vinyl tub, they finally decided on a galvanized steel stock tank. All it took was some clever DIY plumbing, and for about $500 they were living the good life. Learn how they did it after the jump...