We are a manufacturer of Power Saver devices commonly referred to as a KVAR device or power saver. We also custom laminate a top quality foil radiant barrier for both homeowners and commercial applications. GreenTek Radiant barrier Our GreenTek Global LLC power saver device is especially effective in conjunction with the radient barrier product. This combination cuts cooling expenses up to 30%. We also offer the radient barrier as a do it yourself installation. You can save big Our commercial three phase power saver works great for heavy users of electricity such as fitness clubs running treadmills, tanning studios, three phase power for refrigeration equipment in grocery stores and other small industrial plants. GreenTek Global LLC is a woman owned company.