The Apollo® series SVB 4A spill-resistant vacuum breaker is designed to prevent contamination of the potable water supply due to back-siphon age. The SVB is ideally suited for continuous pressure, indoor applications where water spillage is undesirable. The device has a straight through flow path for minimal head loss. All components are easily accessible for easy repair and maintenance. All components are made of corrosion-resistant materials for years of reliable service. Should be installed 12 in above all downstream piping.
Modular captured spring check valve
Modular captured spring check valve
Shut-off valves with stainless steel handles and nuts
Threaded testcock protectors
Designed for easy maintenance
Lead-free option, low head loss
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