45 Company Inc. is a manufacturers' representative firm based in Montana, offering a wide variety of plumbing and heating products. We provide exceptional quality of plumbing and heating products, which makes us one of the leading companies serving Montana & Northern Wyoming. Our plumbing products include showers, wash fountains, sinks, safety fixtures, coils, water coolers, bottle fill stations, commercial scullery, tables, link seals, wall sleeves, storage and expansion tanks, security and penal fixtures, mop sinks, bases, and more. Our heating products include gas detection equipment, expansion joints, polypro venting, hydronic baseboard, low pressure steam boiler, PEX-A Pipe and accessories, heat exchangers, water-tube boilers, low pressure steams, boiler feed, and more.