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Rosewood paper grain — description and returns beneath the overlapping buy card.
While commonly cited for Ultra 310 and Ultra 80 Series 1-2 models
Whether you are servicing a residential bypass setup or a light commercial application
Durable Construction: Features a corrosion-resistant brass and stainless steel internal assembly for long-term reliability in varying water conditions
Enclosed Protection: The rugged housing prevents contact contamination
Reliable Overheat Protection: Critical for systems experiencing furnace 4 red flashes or 11-flash error codes related to limit circuit issues
Weil McLain 635-100-003 Air Vent Els PW 17895 While commonly cited for UltraThe Weil McLain 635 100 003 Automatic Air Vent is a critical component for maintaining hydronic system efficiency by ensuring the continuous removal of trapped air. Designed for high performance residential and commercial boilers, this #400 series air vent features a 1 2" NPT connection and is engineered to handle demanding operating conditions. With a maximum pressure rating of 150 PSI and a maximum temperature threshold of 240F, this brass automatic
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