Provide even, constant heat directly to the root zone with Redi-Heat™ Heavy-Duty Propagation Mats.Increase growth and reduce production time by maintaining proper root zone temperature. Ideal for use with flats and pots.Excellent for plant propagation or growing, these portable, easy-to-install mats will heat up to 120˚F.Designed for use on greenhouse benches or any flat surface.Waterproof mats are manufactured from thick, flexible, rubberized PVC for better heat retention.Includes 5' power cord and plug. 120 V AC.2 year manufacturer's warranty on mats.Redi-Heat™ Heavy-Duty Propagation Mats should be used with a thermostat to maintain desired temperature. We recommend our Redi-Heat™ Digital Thermostat and Bench Plate, each sold separately. Failure to use thermostat voids mat warranty.