Tote Cat Shelter. Often, feral cats will be hesitant to enter a shelter with only one exit, since it leaves them vulnerable to predators. You can tape this for extra security if needed.

7) place the lid on the tote. Luckily, it’s easy to build a simple, feral cat shelter using easily obtainable and affordable materials. A good size shelter should be 2 feet by 3 feet and at least 18 inches high.

Rubbermaid Tote Cat House. Start by using a rubbermaid tote 18 gallon cutting a 6 diameter hole in the tote to act as an entrance. Two of the more popular styles are:

A large rubbermaid tote is a great choice. You can also purchase an igloo style cat house that has insulation and is better weather proofed. I use two rubbermaid totes, one inside the other, insulated all around, with a 6 hole in each so that the holes are lined up.