The Water Inlet Valves & Vacuum Breakers by Krowne: Krowne In-Line Vacuum Breaker, low lead compliant, back flow prevention, 3/8 NPS male inlet, 3/8 NPS female outlet ( Krowne - 21-109L ) - The Krowne 21-109L in-line vacuum breaker is made to be added...
The Water Inlet Valves & Vacuum Breakers by Krowne: Krowne In-Line Vacuum Breaker, low lead compliant, back flow prevention, 3/8 NPS male inlet, 3/8 NPS female outlet ( Krowne - 21-109L ) - The Krowne 21-109L in-line vacuum breaker is made to be added...