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For the best insulation and sealing in a window pet door, choose the MaxSeal Sash Window Pet Door. The MaxSeal Pet Door, Dual Flexible Flap Model is the pet door used in this device; it is easy for pets to use while offering a nearly perfect weather barrier in the harshest environments. The Insulated security panel slides from the side, locking the pet opening. All Security Boss products are hand built to order.
Each unit has dual-pane thermal glass that is encased in a strong, powder-coated aluminum frame. For simple installation or removal, there is a spring-loaded adjustable end. The only dual/paned insulated sash pet door that doesn't require permanent installation, no screws, or hardware is the MaxSeal Sash Window Pet Door. All Security Boss Inserts come with an extendable brace bar that will lock your door into place.
Program up to 8 cats
LCD shows cat location IN/OUT
Timer when can be used
LCD Battery Status
Q: What is the Security Boss MaxSeal Sash Lockable Window Insert (SB-MaxSeal-Sash-0001777)?
A: A customizable, lockable window insert designed to provide secure and energy-efficient access for pets while maintaining your home's safety and insulation.
Q: What makes this window insert special?
A: It features a robust aluminum frame, dual flap design for superior insulation, and a sash-lock mechanism for added security and convenience.
Q: What are the benefits of this window insert?
A: The insert is durable, energy-efficient, and easy to install or remove without permanent modifications. It ensures pet accessibility while keeping drafts and weather out.
Q: Who is this window insert for?
A: Ideal for pet owners seeking a secure, energy-efficient, and temporary pet door solution for sash windows without compromising home safety or insulation
Window Insert Cleaning:
Pet Door Flap Care:
Weather Sealing:
Locking Mechanism:
Frame Maintenance:
Proper Fit and Alignment:
















