For very large or units that require (3/16") or (1/4") glazing. The (MMOL) utilizes a marine-glazed frame, and a deeper handle rail.

Additional protection is achieved through the use of (1/4") laminated glass, or polycarbonate.

Available as a stacked init, -see (MMOL-ST).

Coverage of a very large or complex opening can be accomplished by the mulling of two or more (MMOL) units.