Growing Supplies / Atmosphere & Co2 Controllers

The Big Tomato carries the full line of C.A.P. (Custom Air Products) controllers. CAP is the industry leader for atmosphere, light & Co2 controllers. Find all the things you need to keep your garden running smoothly.

CO2 / Temp / Humidity Controllers -- The need to control humidity is key to having a thriving hydroponics or organic garden. The Big Tomato has all the things you need to get your grow rooms humidity under control.

Co2 Equipment -- The Big Tomato has all of your Co2 needs taken care of, from controllers, to tanks, hoses and more.

Light Controllers & Timers -- Light timers and controllers are a essential to keeping photo periods under control. Check out the MLC series light controllers, they are the best your money can buy.