The Sealing of a Clark Burial Vault is similar to lined and sealed Burial vaults, with one or two extra steps of the process. The base of the vault and the casket are first lowered to below the height of the one man bar, the dome is then rolled into place, and the base and casket raised into the dome. When the Base of the vault reaches the top of the reels, the dome carriers are then unthreaded, which lowers the dome onto the base. Clark Burial Vaults use Air Seal Technology, meaning the air pre