@RobertMT posted:I'm not sure the batteries, need ventilation, but inverter definitely does. Since most, install inverter, as close to battery, as practical, I would provide for vent.
We have 2-100 amp LFP's under the bed. Charging with a 60 amp converter, the batteries get warm but not hot. I vented to bed box and installed a 3 inch fan for the inverter. Protect the battery terminals and other connection from shorting.