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Microchip Cat Door

Self-help tool

suresolve

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Microchip Cat Flap FAQs

Go to FAQs

General FAQs

Go to FAQs

How-to videos

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Getting started with the SureFlap Microchip Cat Door

Getting started with the SureFlap Microchip Cat Door

Replacing the door on the SureFlap Microchip Cat Door

Replacing the door on the SureFlap Microchip Cat Door

Replacing the catch pad on the SureFlap Microchip Cat Door

Replacing the catch pad on the SureFlap Microchip Cat Door

Locating the serial number on the SureFlap Microchip Cat Door

Locating the serial number on the SureFlap Microchip Cat Door

Installation help

Wall
Glass
Door

Tools you will need

  • All Weather Tape
  • Blu Tack
  • Wiertarka
  • Masking tape
  • Sharpened pencil
  • Ruler
  • Spirit level

Wall installation video

Tools you will need

  • All weather sealant
  • Crosshead screwdriver
  • Spirit level

Glass installation video

Tools you will need

  • Blu Tack
  • Crosshead screwdriver
  • Drill
  • Jigsaw
  • Sharpened pencil
  • Ruler

Door installation video

Dimensions

product dimension diagram product dimension diagram product dimension diagram product dimension diagram product dimension diagram product dimension diagram

5 5⁄8" x 4 3⁄4"

This dimension is the smallest area of the cat door that your cat will have to enter.

2 3⁄4"

Depth of the inside tunnel

6 1⁄2" (W) x 6 3⁄4" (H)

The size of hole required to fit your cat door

8 3⁄8"

A circular hole is required to install the cat door in glass. The optimum hole size is 8 3⁄8", but the cat door can be installed into holes up to 10 1⁄4" in diameter.

8 1⁄4" (W) x 8 1⁄4" (H)

Size of the exterior cat door frame

1 5⁄8"

  • Flap opening dimensions
  • Tunnel depth
  • Installation hole dimensions
  • Glass mounting dimensions
  • Exterior frame dimensions
  • Front frame depth

Downloads

Manual - Serial #1-1999999

(PDF 2MB)

Manual - Serial #2000000+

(PDF 13MB)

Manual

(PDF 13MB)

Manual

(PDF 4MB)

Manual

(PDF 4MB)

Talk to us

Speak to our friendly customer care team on 1-855-477-9849

We're open:
Monday - Friday 8:00AM - 8:00PM (CST)

Saturday 9:00AM - 5:00PM (CST)

Sunday 10:00AM - 4:00PM (CST)

Closed Christmas Day

Submit a Support Case

Self-help tool

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Intervet Inc. Trading as Sure Petcare. Registered No.06399085

©2025 Merck & Co. Inc. Rahway, NJ, USA and its affiliates. All rights reserved.

Disclaimer: Sure Petcare products are not intended to diagnose, cure, treat or prevent diseases or conditions and do not replace veterinary care.