National Hardware Plain Box Rail 8' Heating & Cooling Lasts up to 15X longer

Lasts up to 15X longer compared to a standard carbide fiber cement blade

The large filter size provides extra capacity where high sediment concentration is an issue

Designed for installations where a 1-inch water main is present at the point of entry

FOR BEST RESULTS

National Hardware's 12' Plain Box Rail is designed for use on doors weighing up to 450 lbs

National Hardware Plain Box Rail 8' Heating & Cooling Lasts up to 15X longerNational Hardware's 8' Plain Box Rail is designed for use on doors weighing up to 450 lbs. Made from galvanized steel for durability. Can be used with many types of single and multiple brackets for easy installation. For exterior applications. Coated with Weatherguard Protection to withstand harsh weather conditions and prevent corrosion. Rail is carefully formed to give an even tread to hanger wheels.