Key Benefits Optimized Seal Integrity: Prevents vacuum loss and fluid leakage within the shaft assembly to maintain peak system efficiency

It is designed legacy systems requiring a double-pole transformer with a mid-point ground and specific physical dimensions for Armstrong or ESSO hardware

is a 1-inch pressure vacuum breaker engineered for reliable backflow prevention in potable water systems

25" in length

Resideo ZD12X16TZ Damper 318518-761 Key Benefits Optimized Seal Integrity:The Resideo ZD12X16TZ is a professional grade 12" Wide X 16" High Parallel Blade Zone Damper designed for high performance forced air zoning systems. Built with a heavy duty extruded aluminum frame and parallel blades, this unit ensures a low leakage performance (less than 1% at 0. 5 in. WC) while maintaining structural integrity in high velocity applications. The integrated 24Vac synchronous motor is side mounted on the 16 inch dimension, providing a