Exploded parts diagrams: This part is shown as item #5 on the Air Control, HydroAir, Slimline Silent, 1″; item #3 on the Air Control, HydroAir, Slimline SL 1″; item #3 on the Air Control, HydroAir, Slimline Teardrop exploded parts diagrams.
🔧 Air Control, HydroAir, Slimline Silent, 1" – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| 8 | Nut, BWG/HAI Std/Slimline/Top Draw Air Control |
| 7 | Gasket, BWG/HAI Slimline/MicroJet/Micro Magna/Top Draw, Stem |
| 6 | Air Ctrl Body, BWG/HAI Slimline, 1-3/4"hs |
| 5 | Check Valve, Balboa Water Group/HAI Slimline Air Control, 1" ◀ this part |
| 4 | 54-470-W002K4 |
| 3 | Escutcheon, BWG/HAI Slimline Air Control, 1", w/Handle |
| 2 | 54-470-W002K2 |
| 1 | 54-470-W002K1 |
🔧 Exploded diagram and parts
This part belongs to the Air Control, HydroAir, Slimline Silent, 1" assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
| No. | Part | Our part number | Availability | |
|---|---|---|---|---|
| 4 | ![]() |
Air Ctrl Stem Assy, BWG/HAI Slimline, 1", White, Top Draw | 10-2319WHT | Available to order |
| 6 | ![]() |
Air Ctrl Body, BWG/HAI Slimline, 1-3/4"hs | 10-2318 | 13 in stock |
| 7 | ![]() |
Gasket, BWG/HAI Slimline/MicroJet/Micro Magna/Top Draw, Stem | 30-3705CLR | 90 in stock |
| 8 | ![]() |
Nut, BWG/HAI Std/Slimline/Top Draw Air Control | 30-3706 | 91 in stock |
Complete air ctrls
| No. | Part | Our part number | Availability | |
|---|---|---|---|---|
| 1 | ![]() |
Air Ctrl, BWG/HAI Slimline, 1-3/4"hs, 2-1/2"fd, Nchd, Gry, 1" | 10-2310GRY | 26 in stock |





















