Sealed Inflatable Arch- Airtight, Elegant, Quiet & Blower-Free Design TThe Sealed Inflatable Arch (also known as airtight arch) features a self-contained air structure that stays infated without the need for a continuous blower.Once inflated and sealed, it stands independently, making it ideal for indoor and quiet environments.Sleek, stable, and easy to move – perfect for long-term branding.