cost-effective rainwater harvesting systems in Rwanda. At the MIT Global Challenge: http://globalchallenge.mit.edu/teams/view/190

6. Material Budget (travel budget not included) N° Description/Item Unit Quantity Unit Price Total Price USDollars Plumbing 599 1 PVC Gutters 2 m Pce 50 13,000 650000 $ 1,085.1 2 PVC pipes  110 mm Pce 6 10,000 60000 $ 100.2 3 PVC elbow  110 mm Pce 10 2500 25000 $ 41.7 4 PVC T joint Pce 6 3000 18000 $ 30.1 5 Water tap Pce 2 5000 10000 $ 16.7 6 Galvanised pipe 1/2' Pce 2 18,000 36000 $ 60.1 7 Galvanised elbow 1/2' Pce 4 500 2000 $ 3.3 8 Galvinized joints 1/2' Pce 2 500 1000 $ 1.7 Construction (Stand for the water tank) 9 Sand Truck 1 50,000 50000 $ 83.5 10 Gravel Truck 1 50,000 50000 $ 83.5 11 Stones Truck 1 50,000 50000 $ 83.5 12 Metal m 20 1,000 20000 $ 33.4 13 Cement Cimerwa (Portland) 50 kg bag 2 15000 30000 $ 50.1 Water Tank (Plastic water tank) 14 Water tank 10000 l Pce 1 780000 780000 $ 1,302.2 Labor Quantity Day Unit Price Total Price USDollars 15 Plumber 1 2 10000 20000 $ 33.4 16 Masons 5 5 5000 125000 $ 208.7 Filtration System 17 Pura UV20-3 Pce 1 360000 360000 $ 601.0 Sub-total Material Budget 2287000 $ 3,818.0