Rooms index
Six Rooms and What Each One Changes
The same room decides the fan, the humidifier and the filter at once, so these pages are laid out with cooling on one side and heating and humidity on the other. Every one of them carries a list of things to skip, because that is usually the more useful half.
- COOLING 3HEATING 3
A Nursery or a Kids Room
One decision comes before every other one in this room, and it is not about features.3 things to skip in this room - COOLING 4HEATING 3
A Bedroom That Runs Warm at Night
Noise figures and stated runtimes matter more here than anywhere else in the house.3 things to skip in this room - COOLING 3HEATING 2
A Home Office With Equipment In It
The heat source in this room is switched on at nine and off at six, and no thermostat in the hallway knows about it.3 things to skip in this room - COOLING 4HEATING 2
An Apartment With No Central Air
Half the pages on this site assume a furnace. This one does not.3 things to skip in this room - COOLING 3HEATING 2
A Basement or Another Damp Room
Every other room page here has a humidity column. This one spends it saying not to.3 things to skip in this room - COOLING 2HEATING 2
The Whole House and the Furnace Itself
One filter, one thermostat, and everything downstream of both.3 things to skip in this room
The two decisions every room shares
Whatever the room, the filter in the return slot and the thermostat on the wall are decided once for the whole house. Both have their own pages.