Table 3.

Cost of components for the CSS with and without black rubber hole mat.

Principal investments	CSS	CSS with B R H M
Mild steel plate	2000	2000
Transparent glass cover	300	300
P V C pipe	100	100
Feed water tank	300	300
Insulation material	50	50
Measuring Jar	50	50
Flexible hole	50	50
Black rubber hole mat	000	150
Installation and testing	1000	1000
Total cost in rupees	3850	4000