How to Build a Cat Proof Balcony
Cats are usually not allowed in the balcony because it is not a safe space for them in the default version. However, with some changes, a balcony can become a very cat-friendly enclosure.
How to Build a Catio on a Deck
Close up the entire terrace - You can install the catio panels to close up your terrace entirely and build your catio there. Your cat will love having all of that space to explore and you can still keep your terrace.