Sun Welding Vault Series V-4028T

Sun Welding Vault Series V-4028T The Vault Series is Sun Welding's premier line and offers the absolute best in home security. The solid 1/2" steel plate door and solid 1/4" body is one of the most superior in the industry. Offering a Group II combination lock or Electronic lock, the lock is protected by a 1/4" hard plate plus 1/2" absorption plate to resist from impact, drilling, or punch attacks. In addition, the independent three way bolt works are protected by two spring loaded re-locking systems which lock the entire bolt works together. The three way bolt works offers up to eight active bolts on each side of the door, and two active bolts on the top. The Vault Series also comes standard with fire insulation for protection rated at 1,200˚ for 30 minutes with up to 2 hours available. The UL fire insulation protects all six interior surfaces and the door is sealed with a heat expanding seal, swelling up to eight times its size. A fully adjustable interior is standard and is avai