Specifications
16 
MODEL 602 / 604 
Before you begin installing your Ready Access Drive-Thru Window, you must determine what type of installation 
will be required. Example: Wood Framing, Masonry Framing, etc. 
See Chart on page 12 for Masonry and Glazing Rough Opening Sizes 
The window must be installed square and plumb. 
Installation illustrations are for reference only. Construction and local codes will determine the 
proper installation of the window. 
Contact Ready Access for more information. 
"W" Rough Opening
"H" Rough Opening
36"
(914mm)
Min distance from
the top of the sill 
to the floor
603 Series
601 Series










