RV Battery Isolation Manager 225A (to fit Newmar 145122) exterior-vents The following pdf will help

The following pdf will help you determine which accessory items you may need:

You may also need: AMS Program Receiver EL-217P

Radial Systems and opposing wiper systems

The vent is polar white and includes the filter

Use this blade with wiper arm part number 016053 (click here)

RV Battery Isolation Manager 225A (to fit Newmar 145122) exterior-vents The following pdf will helpBATTERY ISOLATION MANAGER 225A; BIM 225. Precision Circuits battery isolation manager. This product goes between the house and chassis to maintain both batteries when either battery is charging. Precision Circuits part number 00 10041 250 (00 10041 250). Replaces BIM 160, so this is 160 amp compatible.