Inner tank made of blow-molded, high density, seamless polyethylene that is leakproof and will never corrode. Outer tank is made of weld-free galvanized steel and roll seamed with an oil and fire resistant seal. Outer tank holds 110 percent of inner tank for maximum protection. Extremely light, up to 50 percent lighter than conventional steel tanks. Compact, economical design (8 sq. ft. for 1000 l.)
Inner tank made of blow-molded, high density, seamless polyethylene that is leakproof and will never corrode. Outer tank is made of weld-free galvanized steel and roll seamed with an oil and fire resistant seal. Outer tank holds 110 percent of inner tank for maximum protection. Extremely light, up to 50 percent lighter than conventional steel tanks. Compact, economical design (8 sq. ft. for 1000 l.)