American Hardware Manufacturing, Inc. Over 40 years in the mobile home and RV markets. Wholesale and retail equipment, hardware & parts for mobile homes, RV's and marine. American hardware manufacturing specializes in: tub & shower diverters, exterior entrance locks, window operators, window cranks, RV sewer hoses, compact adapters, conversion adapters, windows, doors, skirting, furnaces, and air conditioners. American hardware Manufacturing is an authorized distributor of Miller, Easy Heat, and Zurn.