Description
Air Manifold 1 inch slip x 1 inch spigot 21081-000-000 4 Ports with 3/8 Barb CMP used by QCA Spas, Emerald Spas, Great Lakes Spas and other hot tub manufacturers in the air blower plumbing system.
This air manifold has 4 air ports. We offer manifolds in many different port configurations and sizes.
Get all your hot tub plumbing parts from Hot Tub Outpost.
This air manifold divides up the air flow from the spa blower into each air injector.
| Manifold Plumbing Size “A” | 1″ |
| Manifold Plumbing Type “A” | Slip (s) |
| Manifold Plumbing Size “B” | 1″ |
| Manifold Plumbing Type “B” | Spigot (spg) |
Need an air jet? They’re called air injectors and we’ve got those too.
Need a 3/8″ plug? See 715-9870
We also offer 1 inch plug 449-010 or cap 447-010 as needed.
Replaces 21081-000 , 21081000 , 53015700 , 612877 , 672-0400 , 72091 , 788379624262 , 9348-29 .







