yes they do.. go to any hydro shop or look online
mightymarijuanabuds Reviewed by mightymarijuanabuds on . 1000w hps i have a 1000w hps in a 4x6 grow room, ceiling fan is on , i have a fan , and a humidifier in the room. why is the temp reading 90% and humidity 40%. anyone with any pointers? Rating: 5