2" 2 Way Globe Valve, Water Up To 50% Glycol, CV 40.0, 24 VAC, On Off & Floating Point, Spring Return, Normally Open, medidores de flujo y velocidad del aire 175 136 FLANGED BOWL GSKT 304S Rango de Presion:0 a 1" w.c. 175 136 FLANGED BOWL GSKT 304S Sr Modulating Actuator Enclosure Adjustable Stainless Steel Trim Water Up To 50% Glycol