This Ozark Trail Instant 10' x 10' Screen House drops from $89 to $68 at Walmart.com. Plus, shipping is free. This is the lowest price we found for any similar screened-in tent by around $7. It has a 7' height, 2 doors, 50+ UV protection, it's designed to be set up in 60 seconds, and 91% of Walmart reviewers recommend it. Sales tax is charged in most states.