FIRE PROTECTION

Selection Guide Double Check Valve FACTORY CODE Double Check Valve Detector Assembly Atmospheric Type Vacuum Breaker Pressure Vacuum Breaker Spill Resistant Pressure Vacuum Breaker Dual Check w/Atmospheric Port DCAP, DCAPLF Carbonated Beverage Backflow Preventer Hose Connection Vacuum Breaker Anti-Freeze Hose Connection Vacuum Breaker Hose Connection Dual Check Lab Faucet Dual Check Freeze Protection Valve Thermal Expansion Valve Expansion Tanks for Potable Systems Hose Connection Pressure Gauge Test Kits Valve Setters Reduced Pressure Principle Reduced Pressure Detector Assembly Dual Check Valve...

Compact n Pattern Design Reduced Pressure Principle Backflow Preventer FEATURES & BENEFITS • Domestic “n” Flow Pattern Bronze Body - Smallest Footprint: 1” = 5.5” C/C (3/4” = 5”) - RPLF 4An Lead Free (Potable/Drinking Water) - RP 4An Non-Lead Free (Non-Potable Water) • Glass Reinforced Nylon Relief Valve • Individual Access to Top Mounted Check Valves • Top Mounted Testcocks • Ball Valves with Stainless Steel Handles & Nuts Standard • Common Check Valve & Relief Valve Repair Kits to Inline RP 4A • Apollo® 5 Year Warranty Slow Close Monitored Domestic Ball Valve for Smaller Fire Protection Applications...

BACKFLOW APPLICATIONS FIRE PROTECTION

* Limited back pressure to 10' head ** Check with local authorities having jurisdiction

Example: DCDA LF 4A OFBG GPM 4 Backflow Type Lead Series Shutoff Meter Size Device Bypass Free TypeBackflow Lead Type Size Meter Shutoff Device Free Bypass Type Customer Service (704) 841-6000 www.apolloflowcontrols.com

Assembly Shutoff Valve Options MODEL CODES FACTORY CODES

DOUBLE CHECK VALVE BACKFLOW PREVENTER The Apollo® MODEL DC 4A Double Check Valves are designed to prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are objectionable, but non-health hazards. The modular check valve captured spring cartridges have replaceable seats and reversible silicone seat discs. Ball valve shut-offs with stainless steel handles and nuts are standard. OPERATION During normal flow conditions, the two check valves are held off their seats, supplying water downstream. Each check valve is designed to maintain a minimum...

BRONZE DOUBLE CHECK DETECTOR ASSEMBLY STANDARD MATERIALS LIST

DOUBLE CHECK VALVE BACKFLOW PREVENTER The Apollo® MODEL DCLF 4A Double Check Valves are designed to prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are objectionable, but non-health hazards. The TriForce™ center stem guided check valves feature replaceable and reversible silicone seat discs. The body is domestic stainless steel from 2-1/2”-8” and FDA epoxy coated ductile iron in the 10” and 12”. Available with a wide variety of shutoff valve options. OPERATION During normal flow conditions, the two check valves are held off their seats,...

DOUBLE CHECK VALVE BACKFLOW PREVENTER DIMENSIONS See Page 55 For Flow Curves Nominal dimensions are shown. Allowances must be made for manufacturers' tolerances (± 1/8” (3 mm) per joint) B (less Shut-off Valves) 15.9 404 15.9 404 19.6 498 24.5 622 30 762 36 914 37 C (NRS/PI Gate Valves) 11.8 300 13 330 14 356 17.8 452 21 533 24.5 622 30 F (Check Removal Clearance) 4.8 122 4.8 122 6.5 165 7.5 191 7.5 191 10 254 10 WEIGHTSlb. kg lb. kg lb. kg lb. kg lb. kg...

n STYLE DOUBLE CHECK VALVE BACKFLOW PREVENTER The Apollo® MODEL DCLF 4An Double Check Valves are designed to prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are objectionable, but non-health hazards. The TriForce™ center stem guided check valves feature replaceable and reversible silicone seat discs. The normally vertical up/vertical down oriented body incorporates an internal swivel connection providing the ability to pivot the second check. The n style flow body is domestic stainless steel from 2-1/2”-8” and FDA epoxy coated ductile...

DCLF 4An SERIES n STYLE DOUBLE CHECK VALVE BACKFLOW PREVENTER DIMENSIONS See Page 56 For Flow Curves Nominal dimensions are shown. Allowances must be made for manufacturers’ tolerances (± 1/8” (3 mm) per joint) Size B (Lay Length Space - Butterfly Valves) 27.5 699 27.5 699 30.8 782 36 914 37.4 950 43 1092 N/A N/A B (Lay Length Space - Gate Valves) 24.5 622 24.5 622 27 686 32 813 40.8 1036 49 1245 55.8 1417 C (Butterfly Valves - Flange to Top) 18.3 465 18.5 470 20 508 24.8 630 28.5 724 37 940 N/A N/A...

DOUBLE CHECK DETECTOR BACKFLOW PREVENTER LEADFREE The Apollo® MODEL DCDALF 4A Double Check Detector Assembly is designed to prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are objectionable, but non-health hazards. The TriForce™ center stem guided check valves feature replaceable and reversible silicone seat discs. The bypass assembly serves to measure accurate water use of up to 2 GPM. Available in a wide variety of shut-off options. Type 2 Bypass (Standard) The standard Type 2 bypass uses the first check of the mainline assembly as...

DCDALF 4A SERIES DOUBLE CHECK DETECTOR BACKFLOW PREVENTER TYPE 1 BYPASSTYPE 2 BYPASS DIMENSIONS See Page 58 For Flow Curves Nominal dimensions are shown. Allowances must be made for manufacturers' tolerances (± 1/8” (3 mm) per joint) Size2 1/2" 65 mm 3" 80mm 4" 100mm 6" 150mm 8" 200mm 10" 250mm 12" 300MM 1. Internal body connections are grooved on 2-1/2" to 10" sizes. 2. Internal body connections are flanged on 12" size. backflow.apollovalves.com Customer Service (704) 841-6000