As compost tumblers go, Mantis sells one of the best. If you have large amounts of kitchen scraps, live in the city or somewhere with limited garden space, the Mantis ComposT-Twin could be for you.
Tumblers in general are very effective, but most people find that they dont have enough compost bin space at the end of the week to start the next batch while last weeks is still curing.
Tumbling is a good idea in general, for those who need immediate results for home made humus. But the advantages of having two bins in one tumbler are numerous to the single tumbler variety.
Mantis is an interesting product not merely for their unique ComposT-Twin design that not only allows for efficient and greatly needed high temperatures, but also easy tumbling that in a traditional cold pile or bin just seems to take forever to go out there with a shovel or pitch fork and do manually.

The Mantis ComposT-Twin is a hot pile, and one of the best made. Not merely for their effective design and easy use, but also due to outstanding ventilation grades that not only allow high quantities of oxygen into the center of the hot spot on a daily basis but also keep critters and bad smells far from your lot.
Hot piles such as those found in tumblers like the Mantis reliable ComposT-Twin are sure to kill anything that could be harmful to your plants or humans and transform all that organic matter into nutrient rich soil that mother nature loves.
Statistics show that the average North American family of five people will fill approximately 10-15 cubic feet worth of organic kitchen scraps in seven days. The magic behind Mantis ComposT-Twin two-bin compost tumbler is there, it offers what the average people need in one week two fold!
Holding some 25 cubic feet of kitchen scraps is exactly what the average family would need if the tumbler is being used properly. That way, after one bin has been filled, the second bin can start the same process; leaving the first bin to fully compost throughout the week.
That extra week of isolated tumbling will make quick work of your organic kitchen wastes for those thermophilic composters. Instead of dieing off with the lack of organic matter in traditional cold piles, thermophiles will find themselves equally distributed throughout the hot pile of a tumbler on a daily basis.
Mantis ComposT-Twin tumblers provide an amply supply of organic material to feast upon, and make absolutely sure that you have decent compost within a reasonable amount of time. If you like turning the tumbler you will find that soon you will have so much humus you can give it away to friends and neighbors.
Do you use ten bushels of humus a week? If you do, then the Mantis ComposT-Twin compost bin is going to pay for itself in just two years of usage.If not, then hey, you are going to have either the brightest looking plants in the neighborhood or make some of the best friends in town gardeners!
At least that is the average. If you want guarantees, Mantis speaks for itself. Mantis will allow for complete satisfaction on any product sold for one year or your money back: no-risk & no-hassle! Mantis is an honest product, and the ComposT-Twin is perfect for anyone looking to make humus of kitchen scraps with easy and guaranteed no-risk safety.