WHIRLPOOL, Dryer Vent Periscope,0 to 5" - 49X273|8171587RP - Grainger
How to install a Zero Periscope™ | clothes dryer, outlet store | Our Zero Periscope™ is used for dryer venting when outlets overlap or are very close. And it is #MadeintheUSA
Frigidaire 5304484130 0-18 Inch Periscope Dryer Vent
NEW - Builder's Best 84049 SAF-T-Duct Zero Dryer Vent Periscope, Adjustable 0-5" | eBay