. steam cleaning
em does not hurt em
dry them well before reinstallation.
orange oil cleaning
vinegar before orange oil
clean only with grain. only use soft cotton pads. i make mine out of old t shirts, per tradition.
a closed boat
is a reeking molding rotting boat.
ozone generators are contraindicated for many asthmatics.
hepa filtration is far superior.
btdt. had a portable unit in 1994-5 when i lived aboard in a very busy port with neighbor's exhausts constantly in my cabin