Xtreme Gardening All Purpose Feeder Paks 12-10-10 -- 500 Ct. Phat Filters and the whole unit is

and the whole unit is UL listed

36K Low Ambient Cooling Down to 5 degrees F Coil Gold Fin corrosion-resistant coating Protection Low-refrigerant leak detection alarm Refrigerant R-410A Included Pre-charged 25 ft line set Warranty Limited-lifetime compressor

increasing the surface area for water and nutrient absorption

which is why unused sachets get resealed straight away

Xtreme Gardening All Purpose Feeder Paks 12-10-10 -- 500 Ct. Phat Filters and the whole unit isAll purpose 10 gram feeder packets. Use for flowers, bulbs and vegetables. Applied to the root zone, one packet supplies slow released nutrients for an entire season. One bag has 20, 50 or 500 count of 10 gram feeder packets.