Ensuring Your Comfort, Safety and Peace of Mind
Four Seasons Sunrooms components pass rigorous independent testing and are then approved or qualified by these major independent accreditation agencies.

ENERGY STAR
ENERGY STAR was created to help consumers easily identify products, homes and buildings that save energy and money, and help protect the environment. As the government-backed, trusted symbol for energy efficiency, the ENERGY STAR label identifies highly efficient products and designates superior energy performance in homes and buildings.
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Good Housekeeping Seal
The Good Housekeeping Seal, introduced in 1909 and earned by products that pass Good Housekeeping Institute's review, is America's most trusted consumer icon. The Good Housekeeping Institute is a guardian of truth, accuracy and assurance. It commands the highest level of influence on product purchases among all consumer emblems. The Good Housekeeping Seal is a highly recognized statement of the magazine's renowned Consumers' Policy. The Seal may be carried only by those products whose ads have been reviewed and accepted for publication in Good Housekeeping.

ICC-ES
ICC-ES is a nonprofit, public benefit corporation that does technical evaluations of building products, components, methods and materials. The evaluation process culminates with the issuance of reports on code compliance, which are made available free of charge on the World Wide Web, to building regulators, contractors, specifiers, architects, engineers and anyone else with an interest in the building industry and construction. These people look to ICC-ES evaluation reports for evidence that products and systems meet code requirements.

American Architectural Manufacturing Association (AAMA)
AAMA is the source of performance standards, product certification and educational programs for the window, door and skylight industry. The windows are labeled with a permanent gold label that is affixed to the window frame.

National Fenestration Rating Council (NFRC)
NFRC is a non-profit organization that administers the only uniform, independent rating and labeling system for the energy performance of windows, doors, skylights and attachment products. Its goal is to provide fair, accurate and reliable energy performance ratings. A removable NFRC label is attached to the glass for each window at the factory.

Underwriter's Laboratories Canada (ULC)
Underwriter's Laboratories of Canada (ULC) is an independent, not-for-profit product safety testing and certification organization. ULC has been testing products for public safety for more than 80 years and are accredited by the Standards Council of Canada, under the National Standards System.

California Housing and Community Development – Factory Built Housing Program (CHCD/FBHP)
The purposes of the Factory-Built Housing Program are to ensure the health and safety of persons using or purchasing factory-built homes (FBH) or FBH building components, and to provide California residents with reduced housing costs through mass production techniques resulting from a factory production environment.

Florida Building Commission (FBC)
The State of Florida requires that certain building components that are used as part of the building envelope be approved by the State Building Commission. This is a requirement for the product to be sold in the state.

National Sunroom Association (NSA)
Four Seasons Sunrooms is a founding member of the National Sunroom Association (NSA), a member-directed trade association founded in 1997. The NSA is dedicated to the advancement of the manufacture and construction of safe, energy efficient and environmentally conscious sunrooms, patio rooms and solariums. That National Sunroom Association is dedicated strictly to the sunroom industry, and is committed to assuring that consumers learn about and enjoy the many benefits of sunroom living.

You don't have to take our word for the fact that we're #1 ... we've got the independent tests and approvals to prove it. Before you buy any sunroom or conservatory, ask to see their Certification and Approvals list.