• FLOW METER can adjust oxygen flow rate 0-15 liters / minute
• The body is made of anodized aluminum, light weight
• There is a dust filter inside the flowmeter
• Nebulizer can be adjusted to 3 levels 40%, 70% and 100%
• There is a slot for a HEATER for heating
• There is a check valve slot to release pressure When the pressure is more than 2 PSI  or  40 mm / Hg
• 500 cc humidifier cylinder made of polysulfon (POLYSULPHON), durable, not broken, the cylinder can be sterilized by autoclaving

Oxygen percentage adjustable spray bottle

• Oxygen spray cylinder, adjustable to 3 levels, 40%, 70% and 100%
• 500 cc spray cylinder made of POLYSULPHON, durable, not broken when dropped. The cylinder can be sterilized by autoclaving.
• The mist generator can be removed for cleaning in case of clogging.
• There is a hole for a HEATER for heating.
• There is a hole for a check valve to release pressure if the pressure exceeds 2 PSI or 40 mm/Hg.

Wall-mounted chest suction unit

• Adjustable suction rate from 0 – 30 cm/H2O
• There is a water bottle to measure the suction rate from 0 – 30 cm/H2O
• The bottle holds liquids and sputum of 1,800 cc. The bottle is clear and can be seen all around. There are lines indicating the amount of liquid. It can be sterilized by steam. Convenient for cleaning, with a hanging basket.