Alpine™ 200 and 300 Watt Transformers with Photocell & Timer Aeration Accessories and Spare Parts – Make sure airline tubing

– Make sure airline tubing is not kinked or restricted

Reformulated Ecosystems™ AquaClearer™ Extreme Liquid

you can also alternate with MICROBE-LIFT/Legacy Cold Weather Food during colder weather

Bottom Drains for PS4600/PS7000/PS15000

Alpine™ 200 and 300 Watt Transformers with Photocell & Timer Aeration Accessories and Spare Parts – Make sure airline tubingPhotocell Digital timer for 4,6 or 8 hours Photocell & digital timer can work together Weather proof PVC housing 9" x 5" x 5" 2 Year Warranty Use our calculators below to determine the transformer size that you need. Use the top calculator when all of your lights are the same wattage. Use the bottom calculator when you have multiple wattages. For more information on calculating transformer size, see here.