Cendrex

Cendrex is the only access door manufacturer that ships odd size doors within one week.

A H D - Architectural Access Doors. Standard with sizes 6" x 6" through 36" x 36".

C T R - "Esthetic Access Doors "Contour"
  THE NEWEST ADDITION"
The architect's choice for the maximum in esthetic appearance that blends in perfectly with the surrounding surface.
Size range is 8 1/4" x 8 1/4" through 24" x 48"

FIRE RATED UNINSULATED ACCESS DOORS.

PFN doors are for walls only.
Sizes range from 8" x 8" through 36" x 36"

TRH - Roof Hatch comes in size 30" x 36"