551041AC | 1 1/2"SWT Air Separator w/chck | Caleffi

**Caleffi 551041AC 1 1/2"SWT Air Separator with Check** The Caleffi 551041AC is a 1 1/2" Sweat Air Separator with Check. It is used to remove air from hydronic systems to prevent corrosion and noise. The separator features a stainless steel check valve to prevent backflow. It is made of brass for durability and has a maximum working pressure of 150 psi. **Features:** * 1 1/2" Sweat connection * Stainless steel check valve * Brass construction * Maximum working pressure: 150 psi **Benefits:** * Removes air from hydronic systems * Prevents corrosion and noise * Durable brass construction * Easy to install **Applications:** * Hydronic heating systems * Chilled water systems * Solar thermal systems Shop our HVAC supply store for the best prices and fast shipping on Caleffi products!