Precision Medical EasyDial Reg 540 Nut Style 0-4 LPM Oxygen Regulator Connection Type:Tubing Nipple You can rest assured that

You can rest assured that your mask will stay in place for the whole night

and User Manual

which means less service and nuisance calls

unspecified

This ultra-lightweight

Precision Medical EasyDial Reg 540 Nut Style 0-4 LPM Oxygen Regulator Connection Type:Tubing Nipple You can rest assured thatPrecision Medical EasyDial Reg 540 Nut Style 0 4 LPM Oxygen Regulator The unit's easily accessible flow adjustment knob is large and knurled making flow adjustment a cinch, even for the physically challenged. The easy dial reg features a built in pressure relief valve, as well as a protected contents gauge. The low force Viton yoke seal provides a better tank to reg seal. Unique design minimizes normal flow variation that occurs as tank pressure