Details: supply of ring compost unit two sets of circular ferro-cement rings of internal diameter 0.7 m, thickness 2.5 cm and height 0.5 m, resting on ferro-cement slabs of diameter 0.75m and thickness 2.5 cm (without fixing).the ring to have 30cm*30cm opening on the top at the bottom with a ferro-cement slab cover of the same curved shape which can be removed and refitted back tightly with a locking arrangement for removal of compost when ready the ring will also have a hole of dia 2.5cm at the bottom for the leachate to flow out.
Sector: RDPR