Aluminum Battery Boxes come in sealed, non-sealed versions.
Sealed Battery Box
JAZ Products Sealed Plastic Battery Box
Vented Battery Box-Small Colonial White-|19-0759|| 19-0759
Sealed Batteries Still Need Venting - boats.com
Vented Battery Box Kit - Fish House Supply
Amazon.com: NOCO Snap-Top HM327BKS Battery Box, Group 27 12V Outdoor Waterproof Battery Box for Marine, Automotive, RV, Boat, Camper and Travel Trailer Batteries : Automotive
Electrical Myths, Part 4: AGM Batteries Don't Need Venting - RV Nerds
Vented Battery Box Large White - $39.99
Moroso SEALED BATTERY BOX, BLACK
Camco Vented RV / Marine Double Side-By-Side Battery Box | Camping World
275 MTS Products Battery Box Vent For Use With MTS Vented Battery Boxes
Amazon.com: Camco 55371 Vented RV/Marine Battery Box, Standard - Protects Your RV or Marine Battery from Collisions and Contaminants - Holds (1) Group 24 Battery : Automotive
Stop turning battery boxes into hydrogen bombs! - Unsealed 4X4
RV.Net Open Roads Forum: Tech Issues: Battery Box Venting Question
Power Vent 12v
QuickCable - QuickCable Group 24 Aluminum Battery Box - White
Camco Vented RV / Marine Double Side-By-Side Battery Box | Camping World
MTS Products - Rv Battery Boxes, Vented Battery Box, RV Accessories
