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Ideal Hefty Pet Sash Window Insert

$137.99 - $192.99
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Ideal Hefty Pet Window Insert

Adjustable Pet Door for Sash Style Windows | Cats & Small Dogs

Ideal Hefty Pet Window Pet Door for Sash Windows

Pet Opening: 7 1/2"w x 10 1/2"h
Perfect size for small dogs and all cats

The Ideal Hefty Pet Window Insert can be used for any sized cat and small breed dogs. This unit is rated the best utility window on the market. It features a generous pet opening for small to larger sized cats all the way to 20 lbs. Small breed dogs have no problem using this unit, which gives them more room than other small or small medium sized window inserts.

Unit has pet door in center with tempered safety glass on either side

Note: These units can be installed very quickly with no tools and taken out just as conveniently.

The Ideal Hefty Pet Window Insert has spring-loaded adjusting ends that give you approx. 5" of range for fitting Weather stripping is provided so that you can make your unit fit tightly.

[image] Authorized Ideal Pet Products Retailer
4-Way Locking Control
Open Both Ways
Closed from both directions
Closed going outside - Open coming indoors
Open going outside - Closed coming indoors
7 1/2"w x 10 1/2"h Pet Opening
Tempered Safety Glass on Either Side of Pet Door
Both Ends Have Spring Loaded Adjustment
Rigid Lexan Swing Door
Magnets Hold Door Closed - Weather Seal lined

Pet Ramps can be beneficial for allowing access in particular tricky areas. Moore Pet Carries a full range of models that can be used in a variety of situations to allow easy, safe access for your cat or dog. We even have models that can be used outdoors.

Ideal Hefty Pet Window Insert

This window unit has 2 adjustment pieces, one on each end
giving you the maximum fitting potential between different windows

Window insert is 15" tall and 5/8" thick

[photo] Ideal Hefty Pet (Kat)
This rigid Flap pet door is lined with weather stripping and features magnetic closure.
4-Way locking access and manual closing lock.

The adjustment ranges are the minimum & maximum that a unit will contract. Make sure you allow for the depth of your window channel when selecting a range. Call us for assistance: 608-781-7385
Flap Size
Flap Type
Ranges of

7 1/2"w x 10 1/2"h
Solid-Rigid Flap
with magnetic closure Designed for any sized cat and small dogs
Pricing starts at

All Ideal Products returns incur a 20% restocking fee

Technical Specifications
All Window Sash Units have a spring-load adjuster on EACH end
Info below highlights only one end of unit
[photo] Hefty Pet Window Sash Pet Door Specs

Click for More Info & Pricing
Single Pane - Cat Flap
For Large Cats
Basic Utility Model
$137.99 - $192.99
3 Star Rated Pet Door

Ideal Pet Products Authorized Retailer

Pricing starts at: $137.99
Complete pricing chart at bottom of this page
All Ideal Pet Product returns incur a 20% restocking fee

Sash Window Pet Door

Sash Window Pet Door Installation Instructions

  • Raise your sash window pane. Hold Secure.

  • Foam Bumper Seal is included. Cut 2 pieces of bumper seal to the same length as the width of your window. Peel off protective backing and attach foam along top and bottom edge of pet door.

  • Place the pet door assembly between the window sill and the open window.

  • Lower the window pane until it touches down onto the pet door assembly.

  • Turn the silver knobs counter-clockwise one turn to release the end spacers.

  • Pet door assembly should now fit the window snugly on both ends.

  • Turn silver knobs clockwise to lock ends in position.

  • Vinyl Draft Stopper extrusion is included. Cut to required length. Clean window surface and peel off protective backing. Attach along top edge of the lower window. Make sure inside flexible edge touches glass.

***If knobs interfere with bottom sill, you may remove knobs as follows:

  • Take out 2 screws that hold adjustable end extrusions.

  • Push steel rods into long bottom extrusions about 1/8 inch below surface. Locking knob and pin will then pull out.

  • Re-assemble adjustable end extrusions.

    Note: Leave top knobs in place to lock your pet door in position.
Fits Openings From 23" to 50"
Single Pane Glass | Single Flap Lockable Cat Door
Manual 4-Way Lockable - 7 1/2" x 10 12" Pet Opening