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MCPARLANE <br />&ASSOCIATES <br />CONSULTING MECHANICAL ENGINEERS <br />THE CENTURY HOUSE <br />PLEASANTON, CA <br />• Furnace Flue: <br />o Existing: Four -inch single wall PVC pipe. <br />o Condition: Good condition. <br />o Recommendation: Replace with new furnace. <br />• Condensate Drain:. <br />o'. Existing: Plastic, %-inch, discharges to exterior to grade. <br />o Condition: Fair. <br />o Recommendation: Replace with copper and discharge to. new floor sink or <br />approved receptor. <br />• Thermostat: <br />o Existing: Honeywell, wall mounted, located in corridor. <br />o Condition: Not code compliant. <br />o Recommendation: Replace with new Title 24 -compliant, programmable, <br />24/7/365 thermostat. <br />• Combustion Air: <br />o . Existing: Upper level opening observed, approximately 8 -inch by 16 -inch, <br />lower level opening is obstructed by piping. <br />o Condition: Not code compliant. <br />o. Recommendation: Provide new openings per California Mechanical Code <br />requirements, located high and low in room. <br />• Ductwork: <br />o Existing: Located below floor in exposed crawlspace. No outside ducted air <br />provisions observed. <br />o Condition: Duct appears damaged and leaks. Insulation appears inadequate <br />for exposed installations. <br />o Recommendation: Remove and replace with double lined insulated duct <br />suitable for exposed installations. <br />• Diffusers/Air Terminal Devices: <br />o Existing: Located in floor of First Level only. <br />o Condition: Fair; however, no dampers are observed. <br />o Recommendation: Remove all and replace. with new diffusers with opposed . <br />blade damper or young regulators to assist with.balancing. <br />• Return Register: <br />o. Existing: 32 by 14 return air grille at stair landing with filter. <br />o Condition: Good. <br />o Recommendation: Maybe reused. <br />DUE DILIGENCE REPORT PAGE 4 OF 13 <br />