Type H-111
Two-Point Vertical Slam Type Latch
(Automatic sealing for “Blast” Door)

Recommended for standard height and extremely tall doors, subject to explosion, requiring automatic, positive high strength bolting action with latching pressure at the head and sill. Also used on the inactive leaf for double doors with Adhaco H-120 System installed on active leaf of double-door. )Refer to Page GL 2). Special longer bottom bolt, socket head (high strength) fasteners, extra bottom bolt guide. Features include positive retraction and retention of latch bolts when the door is open; prevents dragging and floor damage. Automatic latching when the door is closed adjustable linkage rods, attractive cast handle with safety torque return spring. Corrosion resistant, high strength, malleable iron castings rugged 1’4 cold strolled steel bolts. U.S. prime standard finish standard weight is 66 lbs. minimum.


Specifications

Latch hardware shall be Adhaco H-111 “Blast” Two Point Vertical Slam Latch, positive acting adjustable. Vibration proof and pressure exerting. Latching to be two ¼ diameter cold rolled steel bolts interconnected by adjustable control rods to a cast malleable operating handle. Movement operating handle simultaneously retracts latch bolts. Bolts shall be retained in the retracted position until the door is slammed closed allowing the latch bolts no automatically engage the strikes Spring-back of the operating handle shall be prevented by a concealed safety torque return spring. Structural analysis shall be provided by manufacturer indicating strengths of hardware tarnished.


Options Available

Larger Dia. Bolts
Stainless Steel or Hardened Steel ¼ Dia. Bolts
Manual Operation
“Thru Door” stop side operating handle
Paired Door Interlock (when used on pairs with H-120 Systems, Locks H-110 Handle until active leaf is opened).

Sizes

Standard all sizes up to 12’-0” high
Special – All doors more than 12’-0” high and/or latches requiring optional features.

Ordering Information Required

Hand of door (assume outward “Blast” effect) thus BHR of LHR.
Frame opening height
Consult factory or representative when options are needed.