August 8, 2012

August 8, 2012 Private Residence Attention: Subject: Dear Merwin; wIr tai (6904,044. a;te Mr. Merwin Dela Cruz HVAC Project Pursuant to our recent discussions and on site survey, Crystal Comfort would like to offer this proposal for upgrades to the existing HVAC equipment located at this residence. Specifically, we will replace the existing cooling tower, then change the old Carrier electric chiller to a Multistack module. In addition we will be adding a sand filter to the condenser water loop. Statement of Work: • Disconnect the two fan sections of the BAC cooling tower on the roof. Remove sections by crane. Then rig new sections into place. • Re-connect piping & electrical. Redo insulation where necessary. • Install new variable frequency drives for the tower fans. • Provide full site protection in the hallways, elevator and MER during the course of all indoor work. • Remove and replace the cooling tower sump located in the basement. • Perform a complete demolition of the existing Carrier chiller in basement. Remove all oil & refrigerant as per EPA standards. • Deliver and install a new Multistack MS030-407c module which will be a part of the existing two modules. 1 EFTA01180140 Mr. Merwin Dela Cruz • Make necessary piping & electrical connections. Insulate as required. • Install a new PEP sand filter in the basement. Tie into the condenser water loop. Run power feed to unit. • Start and commission all equipment. • Clean off job site. • Provide warranty on all work for a period of one year. The Multistack compressors will have a five year warranty (parts only). • Provide a DOB filing and equipment use permit. For this work we quote $219,000.00 (Two Hundred Nineteen Thousand Dollars) as a Capital Improvement Project. Payment terms shall be as per AIA contract and schedule of values. CONDITIONS • Performance or capacity testing is excluded. • All work is to be performed on a straight time basis. • Customer is to provide safe and unobstructed access to the work area. • Any ASHRAE-15 upgrades or ventilation upgrades required to comply with local and current building code are not included. • Owner must make available a spare circuit breaker for sand filter power. Should you have any questions or concerns, feel free to contact me at your convenience. Regards, ' inetcOuvut):). Joseph DeMaio Vice President 2 EFTA01180141