- Porter's unique double mask has proven time and again to be the most efficient system for scavenging of waste nitrous oxide.
- The soft and pliable inner liner creates a tight, yet comfortable seal around the patient's nose Ð thus assuring the Porter mask's superior scavenging efficiency.
- Adult or pediatric sizes are available.
- Hood kits include one outer hood and three inner liners. Additional inner liners can be purchased separately. Retro fit kits are available for most modern nitrous oxide flowmeters.