Iron Out 76 Oz. All-Purpose Rust and Stain Remover Flashlights & Lanterns The UL ducts are UL181

The UL ducts are UL181 listed and marked

Measurement markings in both cup/oz

including: cutting boards

The water-based formula is designed for indoor and outdoor insect control

Locking button on the inside knob (no keyed device on the outside)

Iron Out 76 Oz. All-Purpose Rust and Stain Remover Flashlights & Lanterns The UL ducts are UL181Removes rust in laundry, from bumpers, tools, porcelain surfaces, glassware, toilet and flush boxes, all this in addition to cleaning water softener of iron and rust deposits. Also saves salt, lengthens regeneration cycle and increases life of softener. Contains no acid and is guaranteed to be nontoxic.