Energy Efficient Windows for Maryland Climate Zone 4A Homes
Why Climate Zone 4A Changes The Window Conversation Maryland sits in climate zone 4A, which means windows have to handle a little of everything, humid summers, chilly winters, and plenty of shoulder-season days when the thermostat keeps bouncing. That mix matters more than many homeowners expect. A good window in this region should slow heat transfer, limit drafts, and help control condensation without making the house feel sealed up and stale. With older homes,