Previous page Next page 1 Drip Irrigation Design 2 User-friendly 3 Suitable Hydroponics Is the air pump included in the package? Yes, the product uses an air pump to move the water for both the air stone and the drip ring. What's the requirements for the air pump? At least 8W for the single bucket, and at least 15W for 4 buckets. How to install them properly? We provide a installation video on the detailed page, and you can also refer to the instruction manual. Can I use only 2 or 3 buckets? Yes, you can cap off 2 air lines for each unused bucket. It has 8 air lines 2 for each bucket. Collocations DWC System Add to Cart DWC System Add to Cart Test Meter Combo Add to Cart Tester Combo Add to Cart Air Pump Buying Options Air Pump Buying Options Nutrients Base A & B Add to Cart Customer Reviews 4.2 out of 5 stars 562 4.2 out of 5 stars 562 4.1 out of 5 stars 22,997 4.1 out of 5 stars 1,123 4.3 out of 5 stars 7,203 4.3 out of 5 stars 7,203 4.6 out of 5 stars 299 Price $143.99$143.99 $79.99$79.99 $15.99$15.99 $22.99$22.99 — — $37.99$37.99 Size 4 x 5 Gallons 5 Gallons 6.1"x1.22" 6.1"x1.22"/10.8" Length 6.6"x5.7"x4.6" 8.66"x5.83"x4.8" 7.91 x 7.2 x 5.12 in Material Premium PP Premium PP Titanium Alloy Electrode Titanium Alloy Electrode Premium Aluminum Alloy Premium Aluminum Alloy Liquid Fertilizer Power 15W (Air Pump) 8W (Air Pump) x x 20W 32W x Features Semi-automation; Save Water Semi-automation; Save Water Easy to Use; Accurate Easy to Use; Accurate Low Noise; High Quality Low Noise; High Quality Provide complete nutrient base Application Grow Tent; Greenhouse Grow Tent; Greenhouse Home; Labs; Hydroponics Home; Labs; Hydroponics Aquariums; Irrigation; Ponds Aquariums; Irrigation; Ponds Suitable for soil, hydroponics