Xtreme Gardening All Purpose Feeder Paks 12-10-10 -- 500 Ct. Phat Filters Self-Flushing System: The continuous self-flushing

Self-Flushing System: The continuous self-flushing feature enhances the dripper's resistance to clogging

which is why unused sachets get resealed straight away

and the whole unit is UL listed

Certified for Safety: The SUNCORE A5 Seedling Heat Mat meets UL (E518635) and MET (E115128) safety standards for electric heating appliances

Running Grand Daddy Pads in a Larger Room

Xtreme Gardening All Purpose Feeder Paks 12-10-10 -- 500 Ct. Phat Filters Self-Flushing System: The continuous self-flushingAll 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.