You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
Search results
The friendliest place on the web for anyone with an interest in aquariums or fish keeping!
If you have answers, please help by responding to the unanswered posts.
If you are going create the back up without a Proper UPS make sure you use a good Multistage charger else you will quickly fry the batteries, you might charger here and UPS batteries here, you might find buying an old UPs and putting new batteries in the the best and cheapest way forward