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AS <br />REQUIRED <br /> CLEARANCE <br />BOTH SIDES <br /> CLEARANCE STRUT CHANNEL <br />ALL THREAD <br />(TYP) <br />INSULATION SUPPORT SADDLES <br />DOUBLE NUT <br />INSTALL PIPE SUPPORT <br />EVERY 5' OF PIPE LENGTH <br />OR PER LOCAL CODE <br />REQUIREMENTS <br />REFTEKK "CCE" EPDM <br />INSULATED ANNEALED COPPER <br />MINIMUM THICKNESS PER DETAIL 7 <br />(DUAL-LAYER IF 2-1/2" THICKNESS IS <br />REQUIRED, OUTER LAYER TO BE <br />REFTEKK "AC" or "AC-SSPT" EPDM <br />INSULATION) <br />REFTEKK "RD" SADDLE <br />1. PIPE INSULATION AND PIPE SUPPORTS MUST BE INSTALLED STRICTLY IN ACCORDANCE WITH INSULATION <br /> MANUFACTURES INSTALLATION INSTRUCTIONS. <br />2. ALL BUTT JOINTS, LONGITUDINAL SEAMS AND INSULATION TERMINATIONS MUST BE GLUED AND SEALED PER <br /> INSULATION MANUFACTURERS INSTRUCTIONS. <br />3. INSULATION MUST BE INSTALLED UNDER SLIGHT COMPRESSION. DO NOT STRETCH INSULATION. <br />4. PROVIDE VAPOR DAM (2" LENGTH OF INSULATION GLUED TO PIPE) AT ALL INSULATION TERMINATIONS <br /> (EQUIPMENT CONNECTIONS, VALVES, REFRIGERATION SPECIALTIES). <br />5. HANGER SPACING MUST COMPLY WITH LOCAL CODE OR AUTHORITY HAVING JURISDICTION. <br />6. ALL THREAD ROD SIZE AND STRUCTURAL CONNECTION MUST COMPLY WITH LOCAL CODE OR AUTHORITY HAVING <br /> JURISDICTION. <br />7. PROVIDE SEISMIC SUPPORT AND BRACING AS REQUIRED BY LOCAL CODE OR AUTHORITY HAVING JURISDICTION. <br />8. EPDM INSULATION MUST BE SEALED VAPOR TIGHT ALONG THE ENTIRE LENGTH OF THE PIPE AND MUST PASS <br /> CONTINOUSLY THROUGH PIPE SUPPORTS, AND BUILDING, STRUCTURAL AND FIRE RATED PENETRATIONS. <br />9. THE INSULATION MUST KEEP THE PIPE DRY AT ALL TIMES AND PROTECT AGAINST WATER INTRUSION FROM RAIN <br /> AND CONDENSATION. <br />10. PIPING SUPPORTED ON INSULATION SADDLES FOR INDOOR USE ONLY. DO NOT USE SADDLE SUPPORTS <br /> OUTDOORS. <br />DETAIL 6 <br />ANNEALED COPPER COIL (LINE SETS) SUPPORT <br />(IN EXAMPLE SHOWN, HIGH PRESSURE GAS ≤ 200° F) <br />REFTEKK MODEL "UX" <br />RIGID INSULATION SUPPORT <br />(THICKNESS TO MATCH INSULATION) <br />(DUAL-LAYER IF 2-1/2") <br />SUPPORT STRUT <br />REFTEKK "HHC" COPPER TUBE <br />(H55 TYPE L ACR BENDABLE QUALITY) <br />ALL THREAD <br />(TYP) <br />1. PIPE INSULATION AND PIPE SUPPORTS MUST BE INSTALLED STRICTLY IN ACCORDANCE WITH INSULATION <br /> MANUFACTURES INSTALLATION INSTRUCTIONS. <br />2. ALL BUTT JOINTS, LONGITUDINAL SEAMS AND INSULATION TERMINATIONS MUST BE GLUED AND SEALED PER <br /> INSULATION MANUFACTURERS INSTRUCTIONS. <br />3. INSULATION MUST BE INSTALLED UNDER SLIGHT COMPRESSION. DO NOT STRETCH INSULATION. <br />4. PROVIDE VAPOR DAM (2" LENGTH OF INSULATION GLUED TO PIPE) EVERY 12' TO 18', AND AT ALL <br /> INSULATION TERMINATIONS (EQUIPMENT CONNECTIONS, VALVES, REFRIGERATION SPECIALTIES). <br />5. EPDM INSULATION MUST BE SEALED VAPOR TIGHT ALONG THE ENTIRE LENGTH OF THE PIPE AND MUST PASS <br /> CONTINOUSLY THROUGH PIPE SUPPORTS AND BUILDING STRUCTURAL AND FIRE RATED PENETRATIONS. <br />6. DO NOT ATTACH ANYTHING TO THE INSULATION (I.E. CONTROL WIRING, DATA CABLING, ETC.) <br />7. DO NOT SECURE INSULATION OR ATTACH ANYTHING TO THE INSULATION WITH TIE WRAPS. <br />8. DO NOT ALLOW CEILING SUPPORT HANGER WIRES TO TOUCH THE INSULATION. <br />9. DO NOT ALLOW THE INSULATION TO BE COMPRESSED BY STRUCTURAL MEMBERS OR PENETRATIONS <br /> THROUGH WALL, CEILINGS, OR FLOORS. <br />10. PIPING AND INSULATION MUST BE CLEAN AND DRY PRIOR TO APPLICATION OF INSULATION. <br />11. ONLY APPLY INSULATION TO PIPES THAT ARE AT AMBIENT TEMPERATURE. DO NOT APPLY INSULATION <br /> TO PIPES THAT ARE IN OPERATION. <br />12. THE INSULATION MUST KEEP THE PIPE DRY AT ALL TIMES AND PROTECT AGAINST WATER INTRUSION FROM <br /> RAIN AND CONDENSATION. <br />13. HANGER SPACING MUST COMPLY WITH LOCAL CODE OR AUTHORITY HAVING JURISDICTION. <br />14. ALL-THREAD ROD SIZE AND STRUCTURAL CONNECTION MUST COMPLY WITH LOCAL CODE OR AUTHORITY <br /> HAVING JURISDICTION. <br />15. PROVIDE ADDITIONAL SEISMIC SUPPORT AND BRACING AS REQUIRED BY LOCAL CODE OR <br /> AUTHORITY HAVING JURISDICTION. <br />16. PROVIDE 1" MINIMUM SPACE BETWEEN INSULATED PIPES FOR AIR CIRCULATION <br />17. PROVIDE 1" MINIMUM CLEARANCE BETWEEN INSULATION AND ALL-THREAD. <br />DETAIL 2 <br />COPPER STRAIGHT LENGTH - EPDM INSTALLATION <br />(IN EXAMPLE SHOWN, HIGH PRESSURE GAS > 200° F) <br />REFTEKK "UX" RIGID INSULATION SUPPORT <br />(THICKNESS TO MATCH INSULATION) <br />(DUAL-LAYER IF 2-1/2" THICKNESS IS REQUIRED) <br />REFTEKK "HHC" COPPER TUBE <br />(H55 TYPE L ACR BENDABLE QUALITY) <br />REFTEKK "AC" OR "AC-SSPT" EPDM INSULATION, <br />MINIMUM THICKNESS PER DETAIL 7 <br />(DUAL-LAYER IF 2-1/2" THICKNESS IS REQUIRED) <br />ALL THREAD <br />(TYP) <br />DETAIL 5 <br />COPPER STRAIGHT LENGTH - EPDM INSTALLATION <br />(IN EXAMPLE SHOWN, HIGH PRESSURE GAS ≤ 200° F) <br />LIQUID <br />LP GAS <br />HP GAS <br />PIPE HANGER SPACING <br />TUBE SIZE (in)SPACING (ft) <br />1/4"5 <br />3/8"5 <br />1/2"5 <br />5/8"5 <br />3/4"6 <br />7/8"6 <br />1-1/8"7 <br />1-3/8"8 <br />1-5/8"8 <br />2-1/8"8 <br />DETAIL 7 <br />INSULATION THICKNESS AND HANGER SPACING TABLES <br />(APPLIES TO ALL REFRIGERANT PIPING SYSTEMS) <br />1. PIPE INSULATION AND PIPE SUPPORTS MUST BE INSTALLED STRICTLY IN ACCORDANCE WITH INSULATION <br /> MANUFACTURES INSTALLATION INSTRUCTIONS. <br />2. ALL BUTT JOINTS, LONGITUDINAL SEAMS AND INSULATION TERMINATIONS MUST BE GLUED AND SEALED PER <br /> INSULATION MANUFACTURERS INSTRUCTIONS. <br />3. INSULATION MUST BE INSTALLED UNDER SLIGHT COMPRESSION. DO NOT STRETCH INSULATION. <br />4. PROVIDE VAPOR DAM (2" LENGTH OF INSULATION GLUED TO PIPE) AT ALL INSULATION TERMINATIONS <br /> (EQUIPMENT CONNECTIONS, VALVES, REFRIGERATION SPECIALTIES). <br />5. HANGER SPACING MUST COMPLY WITH LOCAL CODE OR AUTHORITY HAVING JURISDICTION. <br />6. ALL THREAD ROD SIZE AND STRUCTURAL CONNECTION MUST COMPLY WITH LOCAL CODE OR AUTHORITY HAVING <br /> JURISDICTION. <br />7. PROVIDE SEISMIC SUPPORT AND BRACING AS REQUIRED BY LOCAL CODE OR AUTHORITY HAVING JURISDICTION. <br />8. EPDM INSULATION MUST BE SEALED VAPOR TIGHT ALONG THE ENTIRE LENGTH OF THE PIPE AND MUST PASS <br /> CONTINOUSLY THROUGH PIPE SUPPORTS, AND BUILDING, STRUCTURAL AND FIRE RATED PENETRATIONS. <br />9. THE INSULATION MUST KEEP THE PIPE DRY AT ALL TIMES AND PROTECT AGAINST WATER INTRUSION FROM RAIN <br /> AND CONDENSATION. <br />10. PIPING SUPPORTED ON INSULATION SADDLES FOR INDOOR USE ONLY. DO NOT USE SADDLE SUPPORTS <br /> OUTDOORS. <br />DETAIL 3 <br />ANNEALED COPPER COIL (LINE SETS) SUPPORT <br />(IN EXAMPLE SHOWN, HIGH PRESSURE GAS > 200° F) <br /> CLEARANCE <br /> AS <br />REQUIRED <br /> CLEARANCE <br />BOTH SIDES <br />ALL THREAD <br />(TYP) <br />STRUT CHANNEL <br />INSTALL PIPE SUPPORT <br />EVERY 5' OF PIPE LENGTH <br />OR PER LOCAL CODE <br />REQUIREMENTS <br />DOUBLE NUT <br />INSULATION SUPPORT SADDLES REFTEKK "RD" SADDLE <br />REFTEKK "CCE" EPDM <br />INSULATED ANNEALED COPPER <br />MINIMUM THICKNESS PER DETAIL 7 <br />(DUAL-LAYER IF 2-1/2" THICKNESS IS <br />REQUIRED, OUTER LAYER TO BE REFTEKK <br />"AC" or "AC-SSPT" EPDM INSULATION) <br />NOTES <br />1. THE ABOVE TABLE INDICATES MINIMUM PIPE INSULATION THICKNESSES BASED ONLY ON ENERGY CODE <br />REQUIREMENTS. ACTUAL THICKNESSES TO BE THE GREATER OF 1) ENERGY CODE REQUIREMENTS, 2) LOCAL <br />JURISDICTION REQUIREMENTS, 3) MANUFACTURER INSTALLATION REQUIREMENTS, and 4) LOCATION DEPENDENT <br />HUMIDITY CALCULATIONS FOR CONDENSATION CONTROL. <br />2. VERIFY MIN/MAX REFRIGERANT FLUID OPERATING TEMPERATURE RANGES WITH EQUIPMENT MANUFACTURER. <br />3. THE ABOVE TABLE APPLIES TO ALL REFRIGERATION PIPING SYSTEMS, INCLUDING COOLING ONLY with/without HOT <br />GAS BYPASS. HEAT PUMP SYSTEMS INCLUDING MINI-SPLITS, AND VRF/VRV HEAT PUMP AND HEAT RECOVERY SYSTEMS. <br />4. VRF/VRV 3-PIPE HEAT RECOVERY SYSTEMS TYPICALLY HAVE HIGH PRESSURE VAPOR PIPING (FOR HEATING) THAT <br />EXCEEDS 200° F. <br />5. VRF 2 PIPE HEAT RECOVERY SYSTEMS TYPICALLY HAVE HIGH PRESSURE VAPOR/LIQUID 2 PHASE (FOR HEATING) <br />THAT IS LESS THAN 200° F. <br />6. FOR VRF/VRV HEAT RECOVERY SYSTEMS, THE ABOVE TABLE APPLIES TO PIPING BETWEEN THE OUTDOOR UNIT AND <br />MODE SELECTION BOX AND BETWEEN THE MODE SELECTION BOX AND INDOOR UNITS (FAN COILS). <br />7. ALL INSULATION WALL THICKNESS GREATER THAN 1-1/2" REQUIRES DOUBLE LAYER (1" base layer plus 1-1/2" outer <br />layer) TO MEET ASTM E84 (UL 723). EACH INDIVIDUAL LAYER MUST BE FULLY VAPOR PROOF SEALED AND MEET ASTM <br />E84 25/50 FLAME SPREAD/SMOKE GENERATED RATINGS. <br />DETAIL 4 <br />BRANCH CONTROLLER PIPING with SERVICE VALVES <br />***ONLY APPLICABLE TO HEAT RECOVERY SYSTEMS*** <br />1. PIPE INSULATION AND PIPE SUPPORTS MUST BE INSTALLED STRICTLY IN ACCORDANCE WITH INSULATION <br /> MANUFACTURES INSTALLATION INSTRUCTIONS. <br />2. ALL BUTT JOINTS, LONGITUDINAL SEAMS AND INSULATION TERMINATIONS MUST BE GLUED AND SEALED PER <br /> INSULATION MANUFACTURERS INSTRUCTIONS. <br />3. INSULATION MUST BE INSTALLED UNDER SLIGHT COMPRESSION. DO NOT STRETCH INSULATION. <br />4. PROVIDE VAPOR DAM (2" LENGTH OF INSULATION GLUED TO PIPE) EVERY 12' TO 18', AND AT ALL <br /> INSULATION TERMINATIONS (EQUIPMENT CONNECTIONS, VALVES, REFRIGERATION SPECIALTIES). <br />5. EPDM INSULATION MUST BE SEALED VAPOR TIGHT ALONG THE ENTIRE LENGTH OF THE PIPE AND MUST PASS <br /> CONTINOUSLY THROUGH PIPE SUPPORTS AND BUILDING STRUCTURAL AND FIRE RATED PENETRATIONS. <br />6. DO NOT ATTACH ANYTHING TO THE INSULATION (I.E. CONTROL WIRING, DATA CABLING, ETC.) <br />7. DO NOT SECURE INSULATION OR ATTACH ANYTHING TO THE INSULATION WITH TIE WRAPS. <br />8. DO NOT ALLOW CEILING SUPPORT HANGER WIRES TO TOUCH THE INSULATION. <br />9. DO NOT ALLOW THE INSULATION TO BE COMPRESSED BY STRUCTURAL MEMBERS OR PENETRATIONS <br /> THROUGH WALL, CEILINGS, OR FLOORS. <br />10. PIPING AND INSULATION MUST BE CLEAN AND DRY PRIOR TO APPLICATION OF INSULATION. <br />11. ONLY APPLY INSULATION TO PIPES THAT ARE AT AMBIENT TEMPERATURE. DO NOT APPLY INSULATION <br /> TO PIPES THAT ARE IN OPERATION. <br />12. THE INSULATION MUST KEEP THE PIPE DRY AT ALL TIMES AND PROTECT AGAINST WATER INTRUSION FROM <br /> RAIN AND CONDENSATION. <br />13. HANGER SPACING MUST COMPLY WITH LOCAL CODE OR AUTHORITY HAVING JURISDICTION. <br />14. ALL-THREAD ROD SIZE AND STRUCTURAL CONNECTION MUST COMPLY WITH LOCAL CODE OR AUTHORITY <br /> HAVING JURISDICTION. <br />15. PROVIDE ADDITIONAL SEISMIC SUPPORT AND BRACING AS REQUIRED BY LOCAL CODE OR <br /> AUTHORITY HAVING JURISDICTION. <br />16. PROVIDE 1" MINIMUM SPACE BETWEEN INSULATED PIPES FOR AIR CIRCULATION <br />17. PROVIDE 1" MINIMUM CLEARANCE BETWEEN INSULATION AND ALL-THREAD. <br />PIPING TO AND FROM OUTDOOR <br />UNIT(S) TO BE H55 STRAIGHT <br />LENGTH COPPER. <br />SCHRADER PORTS TO BE <br />INSTALLED TOWARDS BC <br />CONTROLLER. <br />MAIN BRANCH CIRCUIT (BC) CONTROLLER <br />PIPING TO AND FROM <br />SUB BRANCH CIRCUIT (BC) <br />CONTROLLER(S) TO BE H55 <br />STRAIGHT LENGTH COPPER. <br />1. ALL BRANCH CONTROLLER PIPING PORTS (INLET AND OUTLET) SHALL BE FITTED WITH A REFRIGERANT SERVICE <br /> VALVE WITH INTEGRAL SCHRADER PORT. <br />2. ALL REFRIGERANT SERVICE VALVES SHALL BE RATED FOR R-410A. <br />3. ANY UNUSED PORTS TO HAVE VALVE INSTALLED WITH 6" LENGTH OF PIPING WITH BRAZED CAP. <br />6. VALVE SHALL BE IN THE CLOSED POSITION ON ANY UNUSED PORTS. <br />7. ALL PIPING AND VALVES SHOULD BE SUPPORTED WITHIN 12" OF THE BC CONTROLLER. <br />8. ALL VALVES SHALL BE FURNISHED AND INSTALLED WITH FACTORY SUPPLIED EPDM INSULATION JACKET. <br />9. FACTORY JACKETS AND PIPING INSULATION MUST BE SEALED VAPOR TIGHT AT ALL LONGITUDINAL AND BUTT JOINTS. <br />10. PIPING INSULATION AND VALVE JACKETS MUST BE SEALED VAPOR TIGHT TO THE BC CONTOLLER TO PREVENT CONDENSATION. <br />11. ALL PIPING INSULATION AND VALVE JACKETS MUST KEEP THE PIPING DRY. <br />DETAIL SHOWS 8 PORT MAIN BC CONTROLLER AND 8 PORT SUB BC CONTROLLER. ALL OTHER BC CONTROLLER SIZES SIMILAR. <br />INSULATION AND VALVE JACKETS NOT SHOWN FOR CLARITY. <br />PIPING TO AND FROM <br />INDOOR (FAN COIL) UNITS <br />TO BE O60 ANNEALED COILS OR <br />H55 STRAIGHT LENGTH COPPER. <br />SCHRADER PORTS TO BE INSTALLED <br />FACING AWAY FROM BC CONTROLLER. <br />DETAIL 1 <br />BRANCH SELECTOR PIPING <br />with SERVICE VALVES <br />PIPING TO AND FROM <br />OUTDOOR UNIT(S) TO BE <br />H55 STRAIGHT LENGTH COPPER. <br />SCHRADER PORTS TO BE INSTALLED <br />TOWARDS BRANCH SELECTOR. <br />PIPING TO AND FROM <br />INDOOR (FAN COIL) UNITS <br />TO BE O60 ANNEALED COILS OR <br />H55 STRAIGHT LENGTH COPPER. <br />SCHRADER PORTS TO BE INSTALLED <br />FACING AWAY FROM BC CONTROLLER <br />1. ALL BRANCH SELECTOR PIPING PORTS (INLET AND OUTLET) SHALL BE FITTED WITH A REFRIGERANT SERVICE <br /> VALVE WITH INTEGRAL SCHRADER PORT. <br />2. ALL REFRIGERANT SERVICE VALVES SHALL BE RATED FOR R-410A. <br />3. ANY UNUSED PORTS TO HAVE VALVE INSTALLED WITH 6" LENGTH OF PIPING WITH BRAZED CAP. <br />6. VALVE SHALL BE IN THE CLOSED POSITION ON ANY UNUSED PORTS. <br />7. ALL PIPING AND VALVES SHOULD BE SUPPORTED WITHIN 12" OF THE BRANCH SELECTOR. <br />8. ALL VALVES SHALL BE FURNISHED AND INSTALLED WITH FACTORY SUPPLIED EPDM INSULATION JACKET. <br />9. FACTORY JACKETS AND PIPING INSULATION MUST BE SEALED VAPOR TIGHT AT ALL LONGITUDINAL AND BUTT JOINTS. <br />10. PIPING INSULATION AND VALVE JACKETS MUST BE SEALED VAPOR TIGHT TO THE BRANCH SELECTOR TO PREVENT CONDENSATION. <br />11. ALL PIPING INSULATION AND VALVE JACKETS MUST KEEP THE PIPING DRY. <br />DETAIL SHOWS 4 PORT BRANCH SELECTOR. ALL OTHER BRANCH SELECTOR SIZES SIMILAR. <br />INSULATION AND VALVE JACKETS NOT SHOWN FOR CLARITY. <br />PIPE RRF <br />(DETAILS ABOE LINE) <br />(DETAILS BELO LINE) <br />PIPE RF <br />SUPPORT STRUT <br />PIPE RRF <br />(DETAILS ABOE LINE) <br />(DETAILS BELO LINE) <br />PIPE RF <br />REFTEKK "AC" OR "AC-SSPT" EPDM INSULATION, <br />MINIMUM THICKNESS PER DETAIL 7 <br />(DUAL-LAYER IF 2-1/2" THICKNESS IS REQUIRED) <br />REFTEKK "JBV" SERVICE VALVE WITH <br />FACTORY PROVIDED EPDM INSULATION <br />JACKET (NOT SHOWN) <br />REFTEKK "JBV" SERVICE VALVE WITH <br />FACTORY PROVIDED EPDM INSULATION <br />JACKET (NOT SHOWN) <br />REV 05204030 <br />M-006 <br />TI <br />T <br />L <br />E <br />- <br />2 <br />4 <br /> <br />R <br />E <br />Q <br />U <br />I <br />R <br />E <br />M <br />E <br />N <br />T <br />S <br />FO <br />R <br /> <br />V <br />R <br />F <br /> <br />P <br />I <br />P <br />E <br /> <br />I <br />N <br />S <br />U <br />L <br />A <br />T <br />I <br />O <br />N <br />SA <br />N <br />T <br />A <br /> <br />A <br />N <br />A <br /> <br />Z <br />O <br />O <br /> <br />E <br />D <br />U <br />C <br />A <br />T <br />I <br />O <br />N <br /> <br />H <br />U <br />B <br />18 <br />2 <br />1 E <br /> <br /> <br />C <br />H <br />E <br />S <br />T <br />N <br />U <br />T <br /> <br />A <br />V <br />E <br />N <br />U <br />E <br /> <br />S <br />A <br />N <br />T <br />A <br /> <br />A <br />N <br />A <br />, <br /> <br />C <br />A <br /> <br />9 <br />2 <br />7 <br />0 <br />1 <br />CFOE OFILA <br />9-30-25 <br />TATS ACINAHCEMExp. No. <br />ARHAHS <br />EFORPDERETSI <br />E <br />G <br />R <br />AINR <br />REENIGNEL <br />M24912 NAZRAFM <br />ER <br />E <br />NIGNELANOISS <br />DATE: 6.12.2025 <br />SCALE: SEE PLANS <br />ISSUE DATE <br />REVISION DATE <br />SF <br /> <br />E <br />n <br />g <br />i <br />n <br />e <br />e <br />r <br />i <br />n <br />g <br />11 <br />0 <br />4 <br />1 <br /> <br />S <br />a <br />n <br />t <br />a <br /> <br />M <br />o <br />n <br />i <br />c <br />a <br /> <br />B <br />l <br />v <br />d <br />. <br />, <br /> <br />S <br />u <br />i <br />t <br />e <br /> <br />5 <br />0 <br />9 <br />LO <br />S <br /> <br />A <br />N <br />G <br />E <br />L <br />E <br />S <br />, <br /> <br />C <br />A <br /> <br />9 <br />0 <br />0 <br />2 <br />5 <br />Te <br />l <br />. <br /> <br />( <br />3 <br />1 <br />0 <br />) <br /> <br />3 <br />8 <br />6 <br /> <br />2 <br />4 <br />0 <br />0 <br />sp <br />f <br />a <br />r <br />z <br />a <br />n <br />@ <br />y <br />a <br />h <br />o <br />o <br />. <br />c <br />o <br />m