SureFlap Tunnel Extender for Cat Flap
£8.00
To extend the tunnel length. Multiple extenders can be fitted together to suit any length required through a wall etc..
The pack contains a single 50mm (2″) tunnel extender for use with the SureFlap microchip cat flap. The SureFlap cat flap unit its self is 70mm (2.75″). The size of hole required for the tunnel – Square: 170mm x 170mm (6.75″ x 6.75″) or Circular: 212mm (8.5″) diameter.
As a guide the number of tunnel extenders are as follows for through various wall thicknesses see table below.
Available in white or brown.
Description
Wall Thickness Metric (Imperial) | Number of Tunnel Extenders Required |
| 6.7mm – 117mm (2.5″ – 4.5″) | 1 |
| 117mm – 167mm (4.5″ – 6.5″) | 2 |
| 167mm – 217mm (6.5″ – 8.5″) | 3 |
| 217mm – 267mm (8.5″ – 10.5″) | 4 |
| 267mm – 317mm (10.5″ – 12.5″) | 5 |
Additional information
| Weight | 0.137 kg |
|---|---|
| Dimensions | 26 × 20 × 6.5 cm |
| Colour | White, Brown |
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