EcoCircCst 19-16 Cast Iron Circulator Pump 2 Zone A 4" Top Support /

A 4" Top Support / Storm Collar (2SVSLSF04) is also needed to make a weather seal with the steep roof flashing

Purge & Pressurize Process

K2 080-180

Designed for horizontally vented heaters mounted to an outside wall

EcoCircCst 19-16 Cast Iron Circulator Pump 2 Zone A 4" Top Support /120V 4 60 Watts Check Valve Cast Iron The ecocirc vario allows for step less speed control to set the pump performance to meet individual system requirements. The ecocirc auto and vario circulators were designed with highly efficient electronically commutated permanent magnet motor (eCM PM technology) specifically for hydronic systems. The ecocirc auto and vario circulators were designed with highly efficient electronically commutated permanent magnet