This combined with the lightweight and durable full face mask offers a superior fit

2-ply inner layer

increases comfort and enhances wound closure

The patented universal connector design helps provide a secure connection and preserve tube life

Flexible fabric stretches and conforms with movement

Thermovent 1200 Sterile Heat and Exchanging Filter Ventilator HME This combined with the lightweightSmiths Medical ASD Inc Thermovent 1200 Sterile Heat and Exchanging Filter, Connections: 15 mm I. D. x 22 mm O. D. on patient end, 15mm O. D. on Circuit End, High efficiency HME paper elementsHigh efficiency HME paper elements. Recovers approximately 75% of the energy and moisture that would otherwise be lost through respiration. Low resistance to flow. Minimizes pressure build and reduces the work of breathing for weaning off the ventilator. Small