Replaceable pH Electrode”“ The HI1271 supplied gel filled pH electrode tapers to an 8 mm diameter at the sensing end
A turkey bag going into a long hold gets one packet and a card
Built for scale: 9000 ft coils (9-pack) suit large rooms
The individually wrapped version solves the same problem from the other direction if your fill happens in batches
Green Breeze HAF FAN, White, 1PH, 115V, 1/Var, w/Bracket & 10' Cord Size:36 in Replaceable pH Electrode”“ The HI1271Green Breeze greenhouse HAF fan The J&D Green Breeze HAF fan keeps temperature and humidity even from floor to ceiling. Its horizontal airflow pattern clears hot and cold spots to support healthier plants and higher yield. It comes in 12, 20, 24, and 36 inch sizes moving 1,060 to 9,810 thrust CFM. An enclosed, sealed motor is maintenance free in humid rooms. Even airflow for hydroponic and greenhouse growers Growers mount it over benches or aisles to