No Return Valve prevents any back draft of air from the outside. Valve only opens one direction. It allows air to flow from the kitchen to the outside and prevents air/debris from flowing inward.
- Opens one direction
- Prevents drafts from outside
- Prevents debris from outside
- One (1) year parts and labor warranty, Arietta will provide all labor and in home service to replace any defective parts
- IMPORTANT - For use with 8 in. Duct Transitions. For 6 in. Duct Transitions, use KIT 0102876. For use with Arietta Dekor Glass, Dekor Island, Veneto, Toscana and Lesina range hoods if using 8 in. ducting