Digital Temperature Controller for Heat Mat - Thermostat AG-19 Kool Ray is back by

Kool Ray is back by popular demand in its 'classic' Ezy-Off formula

stir and mix well by shaking vigorously for 30 seconds

65% Urea Nitrogen

As a rule of thumb

Rate of wear is also dependent on weather conditions

Digital Temperature Controller for Heat Mat - Thermostat AG-19 Kool Ray is back byDescription Specs FAQs The Hydrofarm Heat Mat Thermostat is an electronic temperature control device that allows growers to select and maintain optimum rooting temperatures for faster seeding or cutting growth. You do not have to have this to use the seedling heat mats, but, if you want more control over your heat mats, then this will do the trick. The Hydrofarm Heat Mat Thermostat is compatible with all Hydrofarm Seedling Heat Mats and many other