Industrial-Grade Durability: The forged brass body and chrome-plated brass trim provide a static pressure rating of 580 psig

use a manometer to verify actual draft pressure meets the

you must verify the specific 170-20 SB temperature rating

The Resideo DP2030B1003 is a professional-grade 2-pole definite purpose contactor engineered for rigorous HVACR applications

this valve assembly is designed specifically for closed-loop hydronic heating and cooling systems and should not be used for domestic water applications

Lochinvar & A.O. Smith 100208562 Outlet Sensor 326058-755 Industrial-Grade Durability: The forged brassMaintain the operational integrity of high efficiency hydronic systems with the Lochinvar & A. O. Smith 100208562 Outlet Sensor. This critical OEM replacement part is a 1 4" NPT outlet thermistor designed to provide precision temperature data to the Smart System control module. Engineered for Lochinvar Knight boilers and A. O. Smith Cyclone water heaters, this sensor monitors discharge water temperatures to prevent manual reset high limit (MRHL)