I highly recommend this door. The programmable option with magnet works great and is easy to reset when the light begins to change. I've used this door for over two years without any problems other than the light sensor option, that was opening from some other sources of light in the night...
Hi, Just wondering how your tapeworms situation is going? I have been grappling with them for well over a year. I too started with some expensive mail order Valbazen and found it ineffective as well. I have been using the zgold since (a beebee size amount) --and it has been working fairly well...