NPH-20 SPIRO METER

Six litre capacity for vital capacity, or use as a gasometer with
nylon thread compensated counter balance to the float
F loat balanced through- cut its movement. Pulley
calibrated to denote volume ;inlet and outlet tubes; side cock
for gases; cock for draining off water, strong construction.
Complete with corrugatedtube,mouthpiece and recordinglever.

SKU: NPH-20 SPIRO METER Category: