Air Gap International, Inc.

Air Gap International, a division of Altinex Inc., is the leading manufacturer of plumbing air gap devices for the water treatment industry, with over 30 years of experience and headquarters in Placentia, California. The company produces 24-plus code-listed air gap units across eight product series, all independently tested and compliant with NSF, UPC, and IPC plumbing code standards for back-siphonage protection and cross-connection prevention. The AG100 series offers universal water softener air gaps in single, dual, and triple port configurations with 3/8-inch and 1/4-inch OD tube connections. The AG110 series provides reverse osmosis filter air gaps with wall-mount and counter-mount options. The AG130-001 is a dual-purpose unit combining water softener and RO drainage in a single housing. The AG140 series delivers drainpipe air gaps in 2-inch and 1.5-inch sizes for higher-flow installations. The AG150 series covers in-line air gaps including a high-flow variant. The ET115 and ET120 series offer threaded-inlet multipurpose air gaps in 1/2-inch, 3/4-inch, and 1-inch female thread sizes. The ET117 series provides quick-connect, JACO compression, and barb-insert trap air gaps available in both ABS and PVC configurations. The AG180-002 is a universal condensate air gap. All products feature durable molded plastic construction for cold water use with backflow ratings at least as high as recommended forward flow ratings, and the company holds Buy American Act certification.