535069A | 1"swt Boiler Feed Autofill | Caleffi

**Caleffi 535069A 1" Swt Boiler Feed Autofill** The Caleffi 535069A is a high-quality automatic boiler feed water refill valve for boilers and hydronic systems. It maintains proper water levels in the system, preventing damage caused by low water levels and ensuring optimal boiler performance. **Features:** * **Automatic Operation:** The valve automatically opens when the system pressure drops and closes when the desired level is reached. * **Reliable Performance:** Built to withstand high system pressures and temperatures, providing long-lasting operation. * **Adjustable Sensitivity:** Adjustable flow sensitivity allows for precise control over the water level. * **Compact Design:** Its small size makes it suitable for installations where space is limited. * **Durable Construction:** Made of corrosion-resistant materials, including brass and stainless steel, ensuring longevity. **Benefits:** * Prevents damage to boilers caused by low water levels. * Ensures efficient boiler operation by maintaining optimum water levels. * Eliminates the need for manual water refills, saving time and effort. * Improves the lifespan of boiler components by reducing wear and tear. **Applications:** * Residential and commercial boilers * Hydronic heating systems * Other closed-loop systems requiring automatic water refill Shop our HVAC supply store for the best prices and fast shipping on the Caleffi 535069A 1" Swt Boiler Feed Autofill.