supply of cpap circuit, cpap (niv mask)ventilator mask and head harness with velcro strap of various, sizes, disposable cpap mask, high flow nasal cpap circuit set , srphc82205130-disposable cpap mask should have the following features : 1). silicone cu shion assembly. 2). quick fit head gear with velcro strap. 3). fine glide forehead adjuster. 4). light we ight minimal foot print frame. 5). 360 degree rotating elbow. ] , srphc82205100-cpap (niv mask) ventilator mask and head harness with velcro strap of va rious sizes. ] , srphc82205105-cpap circuit(cont.positive airway pressure system) double port cpap face mask with reinflatable cushion, pressure monitoring port, retaining hook and adjustable headstrape with 72 inch hose. ] , srphc82205225-high flow nasal cpap circuit set consisting of heater wire circuit for hig h flow n-cpap(sipap) machine, infant flow generator kit to attach with the circuit, humidifier chambe r with connection. should have nasal prongs to attach to the infant flow generator kit - (a) medium size for babies 1 kg to 2kg (b) large size for babies 2 kg to 3 kg each 1 no. head gear/bonnet to fix the infant flow generator kit - (a) medium size for head circumference 25cm to 29cm (b) large size for he ad circumference 29cm to 36 cm each 1 no. unit:set ]