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Vapor Retarder: <br /> ❑ Required on the warm-in-winter side of all non-vented framed ceilings,walls,and floors. <br /> Materials Identification: <br /> ❑ Materials and equipment must be installed in accordance with the manufacturer's instailation instructions. <br /> ❑ Materials and equipment must be identified so that compliance can be determined. <br /> ❑ Manufacturer manuals for all installed heating and cooling equipment and service water heating equipment must be provided. <br /> ❑ Insulation R-values and glazing U-factors must be clearly marked on the building plans or specifications. <br /> Duct Insulation: <br /> ❑ Ducts in unconditioned spaces must be insulated to R-5.Ducts outside the building must be insulated to R-8.0. <br /> Duct Construction: <br /> ❑ All joints,seams,and connections must be securely fastened with welds,gaskets,mastics(adhesives), <br /> mastic-plus-embedded-fabric,or tapes.Tapes and mastics must be rated UL 181A or UL 181B. <br /> Exception:Continuously welded and locking-type longitudinal joints and seams on ducts operating at less than 2 in.w.g.(500 <br /> Pa). <br /> ❑ The HVAC system must provide a means for balancing air and water systems. <br /> Temperature Controls: <br /> ❑ Thermostats are required for each separate HVAC system.A manual or automatic means to partially restrict or shut off the <br /> heating and/or cooling input to each zone or floor shall be provided. <br /> Service Water Heating: � <br /> ❑ Water heaters with vertical pipe risers must have a heat trap on both the inlet and outlet unless the water heater has an integral <br /> heat trap or is part of a circulating system. <br /> ❑ Insulate circulating hot water pipes to the levels in Table 1. <br /> Circulating Hot Water Systems: <br /> ❑ Insulate circulating hot water pipes to the levels in Table 1. <br /> Swimming Pools: <br /> ❑ All heated swimming pools must have an on/off heater switch and require a cover unless over 20%of the heating energy is from <br /> non-depletable sources.Pool pumps require a time clock. <br /> Heating and Cooling Piping Insulation: <br /> ❑ HVAC piping conveying fluids above 105 degrees F or chilled fluids below 55 degrees F must be insulated to the levels in Table <br /> 2. <br /> _._.�.__...�_.__�.�._._Page 3 of 4 <br /> � <br />