Air Pump Recommendations for UAS® upflow algae scrubbers®
Danner AP-4 (has 2 outlets)
Danner AP-8 (has 4 outlets)
Danner is just one brand of these very common pumps; any other pump that looks similar will work.
The SURF2 has 2 inlets.
The SURF4 has 4 inlets.
The SURF8 needs a larger pump which is described in the listing.
All HOGs have 1 inlet, and you combine 2 pump outlets into 1 by getting a plastic T or Y fitting.
All DROPs have 1 inlet, and you combine 2 pump outlets into 1 by getting a plastic T or Y fitting.
The DROP.2 has 1 inlet and can use a small 1-outlet pump.
The SLIP.7 has 1 inlet, which is used for the bubble upflow mode, and you combine 2 pump outlets into 1 by getting a plastic T or Y fitting.
Older info:
Having bought and tried all of the following, here are the best ones:
Flow (highest to lowest):
Coralife Super Luft... TONS of flow for multiple outlets or multiple scrubbers
Tetra Whisper 300... High flow if both outlets are combined into one
JW Aquatic Fusion 700... No longer available
Tetra Whisper 150... Good flow for one outlet
Coralife Luft (regular)... Good flow for one outlet
Noise (most to least):
Coralife Super Luft... (Loud; vibrates)
Coralife Luft (regular)... (Vibrates)
JW Aquatic Fusion 700... No longer available
Tetra Whisper 300... Silent
Tetra Whisper 150... Silent
Size: (big to small):
Tetra Whisper 300... Large
JW Aquatic Fusion 700... No longer available
Coralife Super Luft... Medium
Tetra Whisper 150... Medium
Coralife Luft (regular)... Small
Cost (most to least):
Coralife Super Luft
Coralife Luft (regular)
Tetra Whisper 300
Tetra Whisper 150
JW Aquatic Fusion 700 (No longer available)
Overall winner for a single UAS scrubber used at home: Formerly the JW Aquatic Fusion 700 (also is the only one with adjustable flow), but now the Danner AP-4.
Overall winner for multiple UAS scrubbers if noise if ok: Coralife Super Luft