The reflective insert increases UV exposure and prevents internal UV degradation of the plastic housing.
How does UV work?
Removes heavy algae blooms usually within 10 days and keeps water green-free.
Item | Max Pond | Max GPH | Lamp | Inlet/Outlet | Dimensions | ||
---|---|---|---|---|---|---|---|
$150.99 $89.95 | 222 Points |
660 Gal |
330 |
5W |
3/4", 1", 1-1/4" |
4.1" X 12" X 8.8" |
||
![]() 19520 - Tetra GreenFree UVC9 (MPN 19520-01) $188.99 $101.95 | 257 Points |
1,800 Gal |
900 |
9W |
3/4", 1", 1-1/4" |
4.1" X 12" X 8.8" |
||
$252.99 $146.95 | 342 Points |
4,400 Gal |
2200 |
18W |
3/4", 1", 1-1/4" |
4.1" X 15.3" X 9" |
||
$313.99 $179.95 | 425 Points |
8,800 Gal |
4400 |
36W |
3/4", 1", 1-1/4" |
4.1" X 21.5" X 9.6" |