For the last year I have been sharing a battery charger with my folks.  To avoid the complication I installed a battery charger this afternoon.  The best location to provide airflow is on the v-berth bulkhead in place of the large red battery switch. I removed the switch, covered the hole with a stainless 5″ louvered vent (this … More Electrical System Upgrade – battery charger and relocation of master battery switch