Neptune DOS DDR Tubing - 4 Meter Pufferfish A butterflyfish's favorite food is

A butterflyfish's favorite food is an anemone

Serviceable internal components: Replaceable wear parts allow the pump to be maintained instead of discarded after normal diaphragm wear

Optically clear glass supports accurate colorimeter and photometer readings

Shake the bottle well before each use

The 300 gram size gives reef keepers more working material for larger aquascaping jobs

Neptune DOS DDR Tubing - 4 Meter Pufferfish A butterflyfish's favorite food isNeptune DOS DDR Tubing 4 Meter Neptune DOS DDR Tubing 4 Meter is replacement flexible tubing for Neptune DOS and DDR dosing setups, sized to match standard Neptune DOS tubing specifications. 4 Meter DOS and DDR Tubing This tubing is useful for replacing worn dosing lines, extending an existing DOS installation, or setting up clean runs between a Neptune DOS, DDR reservoir, additive container, and aquarium sump. Tubing Details Flexible tubing for