Rows of named products on the same spec columns (blade span, room size, CFM, watts, motor, mount, smart home control, price) with a source URL and checked date on every row.
A manufacturer spec sheet, manual or retailer spec table for every row, a unit on every figure, and the date the page was checked.
Rows of item, requirement, code or manual section, source URL and checked date, followed by the installation steps in the order the work is done.
The code section, listing or manual page that states each requirement, and the date it was checked.
Rows of surface, soil, the method the maker states, what it says to avoid, the product it names, the maker, source URL and checked date.
The manufacturer's own care page or manual for that surface, and the date it was checked.