Most residential HVAC replacements Trinity installs in Central Oklahoma run $7,500 to $10,000, averaging about $8,000. Geothermal systems and installs requiring new ductwork are quoted separately.
Yes. Trinity's estimates for a new system or replacement are always free with no service-call fee, throughout its 18-city Central Oklahoma service area. Repair diagnostics are separate and cost $95, waived if the repair is approved that visit.
HVAC installation cost is driven mainly by correct sizing, the condition of existing ductwork, the efficiency tier chosen, and site-specific complexity. In Oklahoma, new split-system air conditioners must meet the DOE South region minimum of 14.3 SEER2, which sets the floor on equipment.
Trinity can give ballpark ranges by phone — most residential replacements run $7,500 to $10,000 — but an accurate quote requires an in-home visit to check ductwork, sizing, electrical, and access. Replacement estimates are free, so the visit costs nothing.
Trinity charges a $95 diagnostic fee for repair visits, waived if the repair is approved during that same visit. Estimates for a new system or replacement are free; labor runs $125/hour during business hours and $154.50/hour after hours, weekends, and holidays.
Trinity finances HVAC work through Wisetack. Checking your rate does not affect your credit, and there are no prepayment penalties.
Federal, state, and utility incentives for high-efficiency HVAC change frequently, so Trinity confirms current program details rather than quoting figures. Every new system installed in Oklahoma already meets the DOE South region minimums of 14.3 SEER2 for air conditioners and 80% AFUE for gas furnaces.
Trinity finances through Wisetack, and your down payment options appear when you check your rate — a few-minute check that does not affect your credit. There are no prepayment penalties, and the replacement estimate itself is free.
