• Prevents back flow
• For hose thread faucets where Pre-Rinse or spray hoses are attached
• Prevents backflow of contaminated water into safe drinking supply
• 3/8" NPS male inlet
• 3/8" NPS female outlet
• Alternative to taller atmospheric vacuum breaker (21-450L) when space is limited and eliminates need of add-on faucet when one is not needed.

Weight	1.0 lb
Finish Type	Polished
Height	in.
Length	in.
Type	Parts & Accessories
Width	in.
Inventory Number	KRO21109L
MPN	21-109L