Investor Presentaiton

31 | • · • • • USPS of Borosil's Solar Glass and Superior Performance ENGINEERED FOR LONG TERM DURABILITY Low sodium. Low PID (Potential Induced Degradation) High chemical durability: superior glass performance Very High hydrolytic resistance ENHANCED MECHANICAL STRENGTH Withstood 180 Mpa, (Standard 90 Mpa as per EN 12150-1) 2 x more strength than heat-strengthened glass 4 x more strength than annealed glass . • BOROSIL'S FULLY TEMPERED GLASS IS SAFER AND STRONGER Tempered glass has a breakage of small particles Much safer than the large & sharp pieces resulting from broken heat strengthen glass % T 92.4% 91.9% 91.4% 90.9% 90.4% MAI 89.9% HIGHER TRANSMISSION Light transmission: Solar glass of leading suppliers BOROSIL renewables 1.8 1.6 1.4. 1.2 89.4% 0.8 0.6 88.9% 88.4% 0.4 0.2 87.9% 87.4% 0 380 580 780 980 1180 1380 1580 1780 1980 2180 2380 Borosil -Company X Wavelength (nm) Company H Company Y ---AM 1.5 (W*m-2*nm-1) Wavelength range (nm) Supplier 380-780 380-1100 380-2500 BOROSIL 91.76% 91.68% 91.31% Company X 91.73% 91.51% 91.00% Company H 91.74% 91.58% 91.08% Normal heat strengthen glass Borosil's fully tempered glass company Y 91.41% 91.39% 91.18% Spectral Intensity

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