Parsons Post Mailbox, Black Durable Polypropylene With Ultraviolet Inhibitor, 9.5 x 7.8 x 19.3-In. Alexandria In-Line valves will not prevent

In-Line valves will not prevent back flow on their own: they need the help of a back flow prevention device

4" x 2" flexible reducing coupling with 2 stainless steel clamps

For All Hard Floor Surfaces

basement drains

uses 2 "aa" batteries included

Parsons Post Mailbox, Black Durable Polypropylene With Ultraviolet Inhibitor, 9.5 x 7.8 x 19.3-In. Alexandria In-Line valves will not preventThe Parsons post mount mailbox features rust proof durability, classic good looks and ample storage. constructed from polypropylene material that is guaranteed never to rust, it is finished with an ultra violet inhibitor to increases resistance to potential sun damage. it comes fully assembled for quick installation and offers ample room for daily mail deliveries.