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Consultants outline multi‑year ventilation and energy plan; estimate $2M initial package, $20M full scope
Summary
Energy Management Consultants told the Winthrop School Board that older buildings lack mechanical ventilation and proposed priority projects (ERV/VRF, controls, window and envelope work), presenting financing options, state incentives and a capital planning tool showing an estimated $2 million initial package with $176,000 annual payments starting 2028 and a possible $20 million full‑scope estimate.
Energy Management Consultants (EMC) presented a district facilities and energy assessment to the Winthrop School Board, calling out aging ventilation systems, control‑system obsolescence and a multi‑phased capital plan that would address health, comfort and energy efficiency across district buildings.
Tom Seekins, EMC president, told the board the district’s grade school contains multiple 1950s‑era wings that rely on "crack ventilation" and rooftop gravity exhaust and that classrooms and the gym often have little or no mechanical ventilation. Seekins recommended prioritizing mechanical ventilation and controls upgrades, replacing aging unit ventilators and chillers that use obsolete refrigerants, and moving to open building‑automation platforms to avoid vendor lock‑in.
EMC outlined options including heat‑recovery ventilation units (ERVs) for older wings, variable‑refrigerant‑flow (VRF) systems for improved temperature control, window and envelope repairs, and potential solar arrays on newer roofs. Seekins described state incentives (Efficiency Maine rebates) and federal tax/IRA incentives as potential funding sources.
For budget planning, EMC demonstrated a cash‑flow tool that allows the district to assemble priority measures into a financing package. As an example, EMC presented an initial option that would address ventilation in the grade school and roughly half the middle‑school classrooms plus replacement of a failed classroom unit, estimating a planning budget of about $2 million and an annual cost to the district of approximately $176,000 starting in 2028 under a lease‑purchase financing assumption. EMC also characterized the total district needs as a much larger program — "that's a $20 million project" in full scope — but emphasized the work should be staged by priority.
Board members asked about net energy savings for projects that add ventilation (bringing in outside air) and how EMC would calculate adjusted baselines. EMC responded that some measures (ERV/heat recovery) produce net energy savings and that the final reports would include drawings, bid specifications and energy‑savings estimates to support grant and financing applications.
What happens next: EMC said it would provide the slide deck and the district’s copy of the cash‑flow tool; the board may direct staff to prioritize measures and request full engineering and bid specifications for chosen projects before pursuing grants or financing.
