I have the Sureflap and its worked flawlessly for 6 years.
Interestinlgy Kezo…if you r dog was run over by a car would you hate cars?
I dont understand people who hate it when cats crap in their gardens, the cat is fertilising your garden for free. Some people cant think logically.
I had a Labrador once many years ago and off lead he would mop up any cat turds in the neighbourhood. He was a nutter of a dog.