Search results with tag "Reduced pressure principle backflow"
SERIES 40-200 SPECIFICATIONS Reduced Pressure Principle
steamshop.comA Reduced Pressure Principle backflow preventer shall prevent backflow by either backpressure or back-siphonage from a cross-connection between potable water system and substances that are non-health and health hazards. It shall consist of two (2) mechanically independent,
SECTION 15124 REDUCED PRESSURE PRINCIPLE BACKFLOW ...
govme.cityoftacoma.orgThe City of Tacoma accepts applicable reduced-pressure principle backflow prevention assemblies that both comply with AWWA C511 and are listed on the most current edition of the Washington Department of Health (WDOH) Publication #331-137 – Backflow Prevention
Colt Series 400 500 Reduced Pressure Principle Detector ...
media.wattswater.comReduced Pressure Principle Backflow Assemblies (RP’s) provide protection to the potable water system from contamination in accordance with national plumbing codes. RP’s are normally used in high-hazard applications for pro-tection against both back siphonage, backpressure and the
Installing A Brief History Double Checks of Backflow Below ...
fccchr.usc.edureduced pressure principle assem-bly) as well as previously covered assemblies (like the double check valve assembly) which was covered the day before. The Foundation provides plenty of gages from which to chose. The students have ... then covers the reduced pressure principle backflow prevention
The letter has been issued to: reduced pressure principle ...
www.wbud.orgThe letter has been issued to: This letter is to inform that you must install and maintain an approved reduced pressure principle backflow prevention assembly on your water service at …
Effective Cross Connection Control Programs
www.vdh.virginia.govEffective Cross Connection Control Programs . Hip Pocket Tools for Operators Catalog No. HTO/002/2006 ... Backflow Pressure or Flow Conditions Device or Safeguard High . Back pressure OR backsiphonage : Continuous : Reduced pressure principle backflow prevention assembly (RPZ) Backsiphonage ONLY ; Non-continuous . Pipe applied atmospheric ...
IOM :: 40-200-lbf - All Things Backflow
allthingsbackflow.comFor the lead free version of the 40-200 Series, refer to ... Reduced Pressure Principle Backflow Preventer 1/4" - 10" & Reduced Pressure Detector Assembly 3" - …
Home Sprinkler Systems: Backflow Prevention Devices
extension.colostate.eduthe reduced pressure principle backflow assembly (RP device) to ensure safety. Winterizing Systems Backflow prevention devices will be damaged by freezing during the winter unless drained of all water. See 4.719, Home ... Home Sprinkler Systems: Backflow Prevention Devices Author:
Model 975XL - Backflow Parts & Repair Kits
backflowparts.comThe Reduced Pressure Principle Backflow Preventer shall be shall be ASSE® Listed 1013, rated to 180°F, and supplied with full port ball valves. The main body and access covers shall be bronze (ASTM B 584), the seat ring and all internal
ORDINANCE NO. 1125 AN ORDINANCE OF THE CITY …
www.cityofnorthlasvegas.comassembly, a reduced pressure principle backflow prevention assembly or other backflow prevention assemblies or methods shall mean an approval by the City of North Las Vegas. (B) "Auxiliary Water Supply" Any water supply on or available to the premises other than the
Model 375 - Backflow Parts & Repair Kits
backflowparts.comThe Reduced Pressure Principle Backflow Prevention Assembly shall be certified to NSF/ANSI 372, ASSE® Listed 1013, and supplied with full port gate valves. The main body and access cover shall be epoxy coated ductile iron (ASTM A 536 Grade
Pittsburgh Water and Sewer Authority
apps.pittsburghpa.govPittsburgh Water and Sewer Authority . Reduced Pressure Principle Backflow Preventer (RP) Field Test Report . Name of Premise. Service Address PWSA Account #:
CROSS CONNECTION RULES MANUAL - Michigan
www.michigan.govRPZ Reduced Pressure Principle Backflow Assembly (ii) WATER SUPPLY CROSS CONNECTION RULES MANUAL (Incorporated by the Water Bureau as a Supplement to Part 14 of the Administrative Rules under the Michigan Safe Drinking Water Act) TABLE OF CONTENTS . Page Number .
a company ZURN TM SPECIFICATION SUBMITTAL SHEET
sprinklertalk.comThe Reduced Pressure Principle Backflow Preventer shall be ASSE® Listed 1013, rated to 180°F and supplied with full port ball valves. The main body and access covers shall be bronze (ASTM B 584), the seat ring and all internal
C511-17 Reduced-Pressure Principle Backflow Prevention ...
www.awwa.orgii AWWA Standard This document is an American Water Works Association (AWWA) standard. It is not a specification. AWWA standards describe minimum requirements and do not contain all of the engineering and administrative information normally
a company SPECIFICATION SUBMITTAL SHEET
www.backflowpreventer.comThe Reduced Pressure Principle Backflow Prevention Assembly shall be ASSE® Listed 1013, and supplied with full port gate valves. The main body and access cover shall be epoxy coated ductile iron (ASTM A 536 Grade 4), the seat ring
Backflow Preventers and Protection of Water Supply: 2015 IPC
iccsafe.orgReduced pressure principle backflow prevention assembly and reduced pressure principle fire protection backflow assembly High or low hazard Backpressure or backsiphonage Sizes 3/8" – 16 "ASSE 1013, AWWA C511, CSA B64.4, CSA B64.4.1 Reduced pressure detector fire protection backflow prevention assemblies
Reduced Pressure Principle Backflow a company ...
www.backflowpreventer.comThe Reduced Pressure Principle Backflow Prevention Assembly shall be ASSE® 1013 Listed and supplied with full port gate valves. The main body and access covers shall be epoxy coated cast iron (ASTM A 126 Class B), the
BACKFLOW PREVENTION ASSEMBLY TESTING MANUAL
www.publichealth.lacounty.govReduced Pressure Principle Backflow Preventers shall be tested by utilizing an acceptable differential pressure gauge. ... Backflow Prevention Assembly Testing Manual Concept 4 check valve to atmospheric and observing the upstream pressure at which the …
Reduced Pressure Zone Valve Installation Instructions
www.flomatic.comThe Flomatic Model RPZ Reduced Pressure Principle Backflow Preventers are for use on potable water lines where a health hazard could exist if a backflow or back-siphonage situation were to occur. Proper performance is dependent
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