Your best source for retractable pool enclosures and permanent structures is DynaDome. Our DynaDome retractable pool enclosures are designed to slide and telescope along its track to easily convert your outdoor swim to an indoor area and vice versa. Our custom designed products provide comfort, safety, privacy, maintenance control and cost savings year round. Since 1985 we have been providing swim and sun comfort for residential and commercial applications all over the US and Canada from our Northwest Indiana location with our retractable pool enclosures.