You need a 80x60cm cage, max 1.9cm bar spacing
Have you looked on Scarletts parrot essentials or Northern parrot?
I will edit some links in, my computer is going a little slow RN.
Edit to add links;
Liberta Cortes Open Top Medium Bird Cage This open/closed topped parrot cage comes complete with 3 stainless steel feeding bowls and 3 perches. It has parrot safe door openings and swing out feeders. The cage is made from wrought iron so is very durable a
www.scarlettsparrotessentials.co.uk
This cage comes complete with 5 stainless steel feeding bowls and 3 perches. It has parrot safe door openings and swing out feeders. The cage is made from wrought iron so is very durable and is oven baked powder coated in non toxic paint. It also has a sl
www.scarlettsparrotessentials.co.uk
The Rainforest Georgia is a nice shaped large space for African Greys, Amazons and similar sized birds allowing good width and depth without too much height. With an opening top so your birds can perch and play out of the cage. On stand so higher from the floor.
www.scarlettsparrotessentials.co.uk
At zooplus you'll find large bird cages and aviaries perfect for parrots, or other larger birds. Get free delievery on orders above £39.
www.zooplus.co.uk
A wide selection of bird cages available in 2 colours. Play top cages for birds and open top dome top parrot cages are available with next working day delivery. Our bird cages are stylish and robust.
www.scarlettsparrotessentials.co.uk