System Protection: Acts as a critical barrier to prevent water overflow from entering sensitive electrical and mechanical furnace sections

If your secondary circuit's total load (contactor

and Tappan units

making it a reliable choice for contractors focused on high-pressure performance and long-term durability in industrial fluid management

Belimo B340 Valve 30067439-890 System Protection: Acts as aThe Belimo B340 is a high performance 1 1 2 inch 3 way characterising ball valve engineered for precise control in hydronic systems. Featuring a 37 Cv flow coefficient, this valve utilizes a specialized A port equal percentage flow characteristic and a B port modified for constant common port flow, ensuring stable thermal output and linear heat transfer. Built with a nickel plated forged brass body and a stainless steel ball and stem, the B340 is