POLIGON® Park Architecture is the leader in steel framed sun shelters, gazebos, shade structures, pergolas, trellises and carousel houses, with over 150 standard, original designs to choose from. And with the one of a kind POLI - 5000 powder coat finish system, your shelter will look good for years to come. Let Poligon’s skilled design team create custom designs to suit your needs or tastes. Beauty, quality and durability. No one matches a Poligon.