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Home Respiratory Products Gas Collection Douglas Bag

Douglas Bag

Products in Douglas Bag

Closed Circuit Double Douglas Bag Set This closed circuit double Douglas bag set can be used in an extensive range of tests including: • Metabolic rate before, during and after exercise • Effects of humidity and temperature on ventilation •... more

Direct Fill Double Bag Set This double bag set is intended for the same kinds of tests as the single bag set with the following additional advantages: • Greater capacity • Allows isolation of two discrete samples during the same test more

Direct Fill Single Bag Set This basic set is for tests such as pulmonary ventilation, metabolic rate estimation and metabolic rate during work. The set is supplied with a 100 liter capacity Douglas bag. more

Douglas Bag Absorbant Indicator This 600 ml Absorbent Indicator Canister can be placed in the tubing circuit at any desired point. Because the Canister is made of transparent plastic, it can be used with a Color-Indicating CO2 Absorbent, see below. The cylinder... more

Douglas Bag Accessories These accessories are included in the Douglas Bag Sets, but are also available individually more

Douglas Bag One-Way Air Valve The One-Way Air Valve is controlled by inspiration and expiration; one valve opens and the other closes on inspiration, and vice versa on expiration. The gas stream can flow in only one direction. more

Douglas Bag Replacements These are replacement accessories for the Harvard Apparatus Douglas Bags more

Douglas Bag Tubing This soft, flexible, ethylene vinyl acetate copolymer tubing has a 30 mm bore resulting in a nearly 50% greater cross section than traditional 22 mm bore tubing. Low profile annular rings make the tubing resistant to distortion... more

Douglas Bag Tubing Adapter Douglas Bags with 22 mm bore tubing are still in use. This Adapter connects 22 mm and 30 mm bore tubing so that components of old and new Douglas Bags can be used together. more

Douglas Bag Tubing Valves These Tubing Valves have two 115 mm (4-1/2 in) diameter, aluminum alloy sections held against each other by a bolt with a heavy spring. A thick polythene washer between the valve sections makes their junction gas-tight and... more

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