SAMA RANGE Total Immersion -20 to 110°C Thermometers (Box of 10) Meters & Solutions Our greenhouse poly can be

Our greenhouse poly can be cut to any length

Periodic flushes with Clearex will remove excess nutrient salts and safely leach them from your crop's media

This economical kit provides everything needed to start up a single 1000W HPS fixture for indoor growing or greenhouse light supplementation

NASA-developed material reflects 97% of infrared (IR) radiation

which is 12x more efficient than traditional reverse osmosis systems

SAMA RANGE Total Immersion -20 to 110°C Thermometers (Box of 10) Meters & Solutions Our greenhouse poly can beHigh Quality Construction All Sper Scientific immersion thermometers are made with safe red liquid to SAMA specifications for ranges and accuracy. In addition, our thermometers have a number of extra quality features built in: Red Liquid Expansion Chambers Reinforced Bulbs to prevent breakage Horizontally Printed Scales are easier to read in use Ring Tops for submersion Non Roll Caps Scales Printed Into The Glass rather than on the surface so they