Powersmart’s grid connected solar systems are specifically designed for NZ buildings and for a 25-year maintenance free life. They are easily installed on residential and commercial building, have an exceptionally long working life, and require no inputs other then sunlight. They are completely silent, motionless and clean. Powersmart's Grid-tie Solar Systems will: * Hedge or eliminate your long term electricity expense * Add value to your home, building, or business * Help keep NZ clean and green