Window Extension (For Whippet)

Window Extension for WHIPPET size pet door insert 

Moved house and need a pet door insert extender?

Window extensions are super easy to install. 

These come in 6 sizes:

• Height range between 2.20-2.30m  $225
• Height range between 2.31-2.40m $250
• Height range between 2.41-2.50m $275
• Height range between 2.51-2.60m $300
• Height range between 2.61-2.70m $325
• Height range between 2.71-2.80m $350

How to attach a window extension for heights 2.21m-2.30m and 2.31-2.40m tall:
https://youtu.be/qvfeiNUY4Mo?si=CLRYJdDiuXIgL-Pm

How to attach window extension for height 2.41m and above: 
https://youtu.be/Bs7lVla6KzA?si=PcsraoBpEEgx5C1g