2-ply inner layer

2 mil Thickness

increases comfort and enhances wound closure

Feels and looks silky smooth

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

Thermovent 1200 Sterile Heat and Exchanging Filter Ventilator HME 2-ply inner layerSmiths 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