The White-Rodgers 1311-102 is a 3-wire valve for zoning Hydronic systems up to 50 PSI. This valve is designed for 0.75" I.D. tubing, and features built-in auxiliary contacts to control burner or circulator relay.
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Electrical Ratings: 24 VAC Electrical Connections: 1/4" Quick Connect Voltage: 24 Retries: 0 to 2 Prepurge Time (Sec.): 30 Includes: Program keys for multiple timing selections, Tri-colored LED...
The 21D64-2 upgrades silicon carbide integrated or non-integrated systems to long-lasting and durable nitride. The nirtride ignitor is connected in the existing HSi system, ensuring consistent...
1/2" IPS UNION PRESSURE REDUCING VALVE BRONZE
Two-wire temporary dry-out/construction thermostat - 65°f heat Low cost dry out thermostats Six fixed set point: 65°f Simple two-wire installation