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Kittitas County Detention Center <br />5. Installation of VFD and connection into BAS system. <br />6. Optimization of existing BAS system and verification that it is in working order. <br />5.3 PLUMBING ECMS <br />Table 5-3: Plumbing Annual Savings <br />ECM Annual Savings Summary <br />Water <br />Energy <br />Cost <br />Simple <br />ECM # <br />Description <br />Savings <br />Savings <br />Savings <br />Implementation <br />Payback <br />Notes <br />Cost ($) <br />(gal) <br />(MMBtu) <br />($) <br />(years) <br />ECM-P-1 <br />Install Water <br />- <br />$1,000 <br />$44,160 <br />44 <br />1,2 <br />Conserving <br />430,000 <br />Fixtures <br />Notes <br />1. Cost savings based on estimated water cost of $2.37 per Kgal. <br />2. Cost Estimate based on contractor work. <br />There are 22 toilets, 1 urinal, 48 toilet and sink combination units, 20 showers, and 31 faucets in <br />the building. Replacing the existing toilets with WaterSense rated ones would reduce water <br />consumption by an estimated 216,000 gallons per year. Replacing existing faucets with low flow <br />faucet heads would reduce water consumption by an estimated 217,000 gallons per year. <br />Project Number 22-084 24 <br />October 28, 2025 <br />