This tank come with additional grommet or fitting, that can be installed in any place
Corner Black Water Holding Tank This tank come with additional grommet or fitting, that can be installed in any place. Compatibility: 1972 Airstream Trade Wind. Will fit other year and models. Dimensions: 26 1/2 x 26 1/2 x 6 1/2 Material: ABS Color: Black No fittings. Note: There are no adhesives that will bond with ABS polyethylene. For additional fittings use only rubber grommets or weld-on fittings.
Airstream Corner Black Water Holding Tank - 603205
That pesky grey water that bypases the holding tank - Airstream Forums
How to flush Airstream black water tank – Air Dreaming Life
Water and Holding Tanks
How-To, Airstream Atlas
Airstream Corner Black Water Holding Tank 603205
Black Tank Flush inlet seems restricted. - Airstream Forums
Black Tank for 1969 Airstream Caravels
Corner Black Tank
Airstream Water Holding Tanks
Airstream Water Holding Tanks
Airstream Holding Tanks – Made by Patchi
How do I use my black water tank flush? – Airstream Support
Water and Holding Tanks