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37HD1 Vacuum Breaker - Chrome Add-on to any 3/4" hose connection. The NIDEL® Model 37HD1 hose connection backflow preventer is designed to protect hose connections from backflow contamination in freezing and non-freezing conditions. Manual draining is required and provides easy sure drainage during freezing weather. Uses include outside hose bibbs wash racks dairy barns and swimming pool areas. (Image shown may not reflect actual product)
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$104.25