See the rainbow of Polywood Adirondack chairs and furniture sets at the KB Patio Polywood Store What is it about Polywood’s modern Adirondack chairs — and dining sets — that places them in the pantheon of America’s most beloved outdoor furniture? The Adirondack chair is to the outdoor furniture trade what comfort food is to the restaurant business. The Adirondack chair is a uniquely American symbol of outdoor relaxation, with its iconic paddle-like armrests, planked high back and deep seat. And Americans have come to one conclusion: no one makes an Adirondack chair like Polywood.  The best Adirondack chairs are…