Directories of Products and Services

Energy Federation Incorporated (EFI) offers a wide variety of waterand energy-saving products in their online catalog. The site will apply any applicable utility rebates directly to your purchase.
Website: www.efi.org

Enervee is a behavioral science and market data firm that combines market data, energy data, and product data to provide up-to-date listings of energy efficient products to consumers. Enervee has partnered with SmarterHouse to provide product listings on this site.
Website: choose.enervee.com 

Real Goods has been a leader in the sustainable products market offering goods, services, and advice on saving energy and using renewable energy in the home for more than 20 years. Over 10,000 products ranging from air and water purification devices to clothing, lighting, batteries, and toys are available on its website.
Phone: (800) 762-7325
Website: www.realgoods.com

Oikos Green Building Source, hosted by Iris Communications, is a website offering information on energy-efficient products and a database of 1,900 companies that make or distribute them. The site also has an online catalog of books, videos, and software for sustainable, environmentally sound construction.
Phone (for free print catalog): (800) 346-0104
Website: www.oikos.com