The Cal-Royal 300PCOV-L1 is a
heavy-duty, Grade 1 commercial
door closer designed for larger,
exterior or high-traffic doors,
offering a fully adjustable size
3–6 power range to accommodate
doors weighing 85–260 lbs. It
provides smooth hydraulic
performance with independent
closing and latching speed
control, an adjustable
back-check, and a universal
mounting pattern compatible with
Norton, Yale, and Dorma
templates for regular, top-jamb,
or parallel-arm installation.
Supplied with a full plastic
cover, full arm, mounting
screws, and parallel bracket,
the 300PCOV is available in
Aluminum, Duranodic, Gold,
Polished Brass (US3), and Black
(L1), making it a durable and
versatile choice for demanding
commercial environments.