Start with the rooms you need to live in
Ask what cooling is already installed, whether it works, and which rooms it serves. A finished basement may feel different from an upstairs bedroom, and your sleeping needs matter more than a seller's general statement that the house is comfortable.
Look at afternoon sun, window shading, room layout, and safe window access. Ask for summer utility bills and any equipment records the seller can provide. If you are seeing the property in cool weather, recognize that a pleasant visit does not establish summer performance.
Tell an assessor about overnight comfort needs, people who are sensitive to heat, work-from-home rooms, and whether you want a whole-home solution or a few cooled spaces. This is the brief that should drive the options.
Get the retrofit dependencies into the proposal
If the home has forced-air heating, ask whether the indoor equipment and existing ducts can support the proposed cooling system. Ask for the load assessment, equipment locations, electrical requirements, condensate route, outdoor access, and permit needs.
If it has no usable air distribution, compare a ductless option with a central proposal that clearly assigns any needed duct work to the appropriate provider. Each quote should identify who handles separate duct and electrical work, and who coordinates it with the equipment installation.
We would want a complete scope rather than an outdoor-unit price. Ask what is included, what is excluded, and which unresolved site condition could change the price. If the budget is tight, request an option serving priority rooms and understand its limits.
Keep purchase and installation timing realistic
An assessment gives you a decision, not a guarantee that every improvement can happen immediately after closing. Confirm who owns the next step, access requirements, and the proposed schedule before relying on it.
Your next action is to list your must-cool rooms and obtain a property-specific plan. The home may still be the right purchase, but you should know what comfort you can expect from the existing setup and what a later upgrade would involve.