Pair the VIAIR 400P-RVS or 450P-RVS Tire Inflators with the VIAIR RV Winterization Kit to protect your RV’s water system from freezing during the winter months. This easy do-it-yourself kit regulates compressed air and removes any remaining water in your RV. Protect your investment from split pipes, ruptured tanks, or failed pumps by draining your water system, and you’ll be ready to hit the road or your favorite campsite without worry.
Please Note: This kit is to be used with the VIAIR 400P-RV (item 121665) or 450P-RV (item 121666) models only.
• 1/4″ Quick-Connect Coupler (M, NPT)
• 1/4″ Quick-Connect Stud (M, NPT)
• Blow Out Plug
• Regulator
• 220 PSI Gauge
Before You Order
Verify part number 90145 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify 90145 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.
