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Porter 5155-3 Adult Breathing Circuit W/O Vac Control

SKU: 04234


In stock (can be backordered)

Build Your Custom Hose

Porter 5155-3 Adult Breathing Circuit W/O Vac Control

Unique, comfortable, quiet and safe. Rated #1 in scavenging efficiency in independent clinical trials – the Porter nitrous oxide scavenging system is the only autoclavable double mask (mask-within-a-mask) system.

The Porter double mask breathing circuit is non-latex and constructed with a long lasting but comfortable silicone rubber. The nasal hood, connectors, and coaxial tubing are autoclavable. The outer hood and inner liners are designed for comfort and efficiency of both delivery and scavenging.

Easily retrofittable to any brand flowmeter that has a 22mm diameter bag tee connection. The Porter breathing circuit is available in a variety of packages as well as individual replacement parts.

All Porter Nitrous Oxide Breathing Circuit packages include: Double mask nasal hood (adult or pedo) with 3 inner liners, coaxial tubing, coaxial tension slide adjuster, 3 ft. fresh gas corrugated tubing, 9 ft. vacuum tubing, vacuum tube holder, HVE adapter, 22 mm right angle adapter, and T adapters. Breathing bags sold separate.


If an item appears on backorder, place your order and we’ll notify you in a timely manner when to expect delivery. And we’ll ship your item directly from the manufacturer.

Additional information

Weight 0.3 lbs
Dimensions 5 × 2 × 3 in

Parker Hannefin (Porter Instruments)

Manufacturer Part Number




Medical Hose Builder