TOLL FREE: 1.800.423.8211 > Dogs > Doors & Gates > Dog Doors > Item # 492457

Multi-Flex Pet Door


Sometimes, manufacturers require that products be advertised only at their suggested prices. When we choose to sell these items for less, we display the sale price only in the cart. To see the price, click Add to Cart.

Multi-Flex Pet Door


Oversold. We're Sorry. This Item Is No Longer Available.

Shipping weight = 3.30 lbs.

The selected item is temporarily unavailable for sale. Please check back soon!

Product Summary:

Perfect Pet Multi-Flex™ Energy Savers Series Pet Door

The Multi-Flex Energy Efficient Pet Door is constructed from durable ABS plastic and features the patented double wall LEXAN® “MultiFlex™” Flap. The Multi-Flex flap features dual pane LEXAN® hard panels with an air gap in-between for maximum energy efficiency and wind resistance. In addition, the flaps innovative design helps eliminate the potential for trapping ears, paws and tails.

  • Maximum energy efficiency
  • Inner telescoping frame that adapts to doors of 1” to 1 3/4” thickness
  • Spring loaded locking slide for one-handed use
  • Low maintenance and durable
  • Easy, secure installation
  • Limited lifetime manufacturer’s warranty

Item Specifications:

Flap Size: 6 5/8” x 11 ¼”
Thickness Range for Door Frame or Wall: 1 1/4" to 1 3/4"
Pet Door Cutout Size: 8 1/4" x 13 3/4"
Recommended Weight Range of Pet: 13 to 35lbs 
Model Number: MFM
Extra Large:
Flap Size: 10 ¼” x 15 ¾”
Thickness Range for Door Frame or Wall: 1 1/4" to 1 3/4"
Pet Door Cutout Size: 12" x 17 1/2"
Recommended Weight Range of Pet: 36 to 90lbs 
Model Number: MFXL

Downloadable Resources
Installation GuideIdeal Pet Multi-Flex Pet Door
Style Item Number Model Number UPC
Medium 492457 MD MFM 030559905105
XLarge 492457 XL MFXL 030559905204

Product Reviews by Customers

Browse Questions and Answers