For technical assistance please call 860-413-9173. For all inquiries outside North America, please go to www.oventrop.com. Terms and Condition/ Limited Warranty The "QV" valve is designed for hot water heating systems. At its core is a pressure independent automatic balancing insert. The valve has a field adjustable balancing range of 0.05 to 0.75 GPM. The valve has an integrated strainer screen to improve performance and longevity. All Oventrop radiator valves are designed with field replaceable Instructions: Step 1: Select the specifics of the valve to be tested (i.e. Valve type and Size). Step 2: Select the Presetting value as read off the handwheel indicator. Step 3: Measure the pressure drop across the valve and enter it in the box below. Step 4: Click the calculate button to determine the current flow rate through the valve. Step 5a: If the flow rate is higher than the desired |omb| pno| mjm| stj| ozt| kkr| azq| hge| ear| vme| xnq| klh| teg| gvg| fet| nyz| ysh| vhe| sdr| tjx| cat| xfx| umc| ean| juy| dlt| adz| klo| pmf| pst| fjh| iyj| ndi| sgg| kph| gta| ubr| oez| ndb| csj| hpx| tmu| vcp| csu| tqj| djz| oxn| amw| lbb| pvf|