Spec:
Item Type: RV Vacuum Breaker Check Valve
Material: Brass
OE: 571 VAC CHK A
Fitment:
for Forest River
for 21
for Wilderness 2014
for Keystone Passport
for 2018
for Keystone Cougar 2011
for Tiffin Open Road 2015
for Montana Fifth Wheel 2007
for Keystone Sprinter 2019
Suitable for RVs, camping vehicle, travel trailers, and motorhomes

packing list:
1 x RV Backflow Preventer Valve

Notice:
1. In addition to checking the compatibility with the listed RV model, it is also necessary to verify that the circuit breaker's nominal diameter matches the size of your pipe, which should be 1/2 inch to ensure proper installation.
2. Please double check the part number of your item, matching information is for reference only.