Mantis UK Limited

Mantis UK Limited

- Original ComposTumbler



Makes Compost in 10-14 Days: Here's the garden composting product that started a revolutionary new way to make compost nearly 40 years ago! It's easy to load. This batch composter has the largest capacity of any we offer - it holds up to 635 Litres! It's easy to turn. It saves time and labor while providing you with a steady supply of your own homemade compost in just two weeks (or less!).

Easy as 1, 2, 3!

  • Just load it.
  • Give it a few spins, then give it a few spins every day for 2 weeks.
  • In just 14 days take out your finished compost.

  • Holds 635 Litres of materials so you can make bigger batches of compost at a time.
  • Convenient, gear-driven, easy-to-spin handle makes it easy to turn even a fully loaded drum.
  • Aeration/drainage units on the door allow the proper air intake for oxygen-hungry bacteria and the release of excess moisture, without spilled compost.
  • Interior mixing fins assure thorough mixing as you turn the drum. Prevents material from sticking to the sides. Produces faster decomposition.
  • Sturdy, galvanized steel wall construction is rust resistant; gives long-lasting use batch after batch.

Drum Capacity 

  • Holds up to 635 Litres for composting. Holds over eight 75 litre garden waste bags of material.


  • 68' / 173cm H x 50' /127cm W x 40' /102cm D

Drum Height 

  • 27' / 68cm off the ground

Drum Materials 

  • Galvanized metal, rust-resistant


  • Tubular steel with black powder-coated finish


  • Aerator/Drainage units on the door

Air Circulation 

  • Screened vents in the end caps


  • Gear-driven handle on frame


  • Sage Green

Time to Finish Compost 

  • Finished compost in 14 days

* - Compost times depend on ambient temperature and combination of materials being composted.


  • 60 days


  • 2 years

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