Watts FS-26 - Free-Standing Water Heater Restraint Systems Series FS-26 Free-Standing Water Heater Restraint Systems are heavy-duty angle-iron frame restraints used to mount a water heater where no wall is available for mounting or where the walls are constructed of metal studs. The restraints allow the safe placement of the water heater anywhere on a roof or floor by bolting straight through or with a floating clip. Series FS-26 includes Watts Spacemaker E-100 restraints and has California state approved safety straps. It is for water heaters up to 65 gallons. • Size Range: 26 in. square • Weight 56 Lbs. • Water heaters up to 65 gallons * This product is non cancelable and non returnable