Add-A-Damper Conversion Kit Compatible with all D'Addario NS

Compatible with all D'Addario NS Micro Tuners

Upgrade your fresh water drain valve

If you have already purchased our Air Vent Upgrade Kit - Without Damper (For Airstream Trailers)

DO NOT use RED Loctite unless you hate yourself and your customers

Add-A-Damper Conversion Kit Compatible with all D'Addario NSTurn your damperless vent upgrade into a dampered vent upgrade. If you have already purchased our Air Vent Upgrade Kit Without Damper (For Airstream Trailers), but would like to add the damper functionality to transform your kit into our dampered kit, the Add A Damper upgrade is for you. This kit contains all the parts required to modify a no damper kit to add the damper.