Instructions / Assembly
5
V. PRE-ASSEMBLY and INSTALLATION PREPARATION
CUTTING NOTES: 
Please note that due to the length of the torsion spring inside of the Screen Cartridge Header A(A1/A2), the minimum window 
opening your Retractable Window Screen can be cut to fit to are as indicated above in Figure: Minimum and Maximum Cutting Widths & 
Lengths. 
Normally models may be reduced by 8 inches from their original size, so for example Model A-9 is size 39 width x 67 height. 
If you subtract 8 inches from the maximum size of 39, you arrive at minimum width of 31 (39-8=31) for model A-9. 
DO NOT CUT ScreenCartridgeHeader A(A1/A2) to less than Width Minimum indicated above in Figure: Minimum and Maximum Cutting 
Widths & Lengths 
If you need to install your retractable insect screen in an opening smaller than the minimums cited above or outside of your window jamb 
please contact us for additional instructions at 1-407-450-5134 or email us at customerservice@retractablebugscreen.com or visit our 
F.A.Q. section at www.retractablebugscreen.com.
RETRACTABLEBugScreenTM (RBS) Unica Model Series - is designed for installation INSIDE of the window jamb, on either the interior or 
exterior side of the window. 
It is easy to assemble, requiring just two cuts. Please check your RBS KIT Model is correct size for your window opening.  
Various RBS kit models will accommodate window openings from 15 to 73 inches wide, to a maximum of 52 or 67 inches high depending on RBS 
kit model.  Figure below provides a chart of the minimum and maximum size window openings the RBS Unica Model Series will cover. 
Figure: Minimum and Maximum Cutting Widths & Lengths - RBS Unica Model (with external handles)
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BEFORE ASSEMBLY & INSTALLATION PLEASE NOTE the following prepatory tips and notes:
The RETRACTABLEBugScreen TM, do it yourself retractable insect screen 
kit can be installed INSIDE your window's HEAD JAMB in FRONT of your 
window panes (in your home's interior).
OR The RETRACTABLEBugScreen TM can be installed INSIDE your 
window's HEAD JAMB BEHIND your window panes (in your home's 
exterior). 
V.1. Decide whether you want to install your 
RETRACTABLEBugScreen TM in FRONT or BEHIND your window panes.
V.2. PLEASE ENSURE YOU HAVE 2 inches (5.08 cm) of space in the 
HEAD JAMB of your window, either behind or in front of your window pane, 
as per your installation preference. Those two inches (5.08 cm) of space 
are the space that is required within your window's HEAD JAMB as the 
space you will install the RETRACTABLEBugScreen TM, into. 
You will need 2 inches of space (5.08 cm) in the HEAD JAMB to install the 
Screen Cartridge Header A(A1/A2) into, so make sure you have that space 
available before you start this project.










