Poop-Off is the number one recommended bird dropping remover in the world. NOW available in 1 Gallon Size.

I recommend ordering also the sprayer size if you don't already have one: https://www.parrotsrus.net/store/Poop-Off-Bird-Poo...

Three years to formulate and three years of testing were needed to guarantee a safe product around all avian species.

The product is so safe it is used by the world famous San Diego Zoo, respected avian breeders and bird lovers. Poop-Off contains no-contents that have been found to be dangerous to birds such as chemicals, solvents, orange oil, detergent, citrus fragrances, alcohol or bleach.

Safe to use with the bird inside the cage. Non-Toxic & Bio-Degradable. Poop-Off Bird Poop Remover instantly dissolves bird droppings. The Original liquid bird poop remover. Safe enough to use with the bird inside the cage. Cleans with ease: Bird Cages, perches, walls, carpet, splattered food, reguritated food, handfeeding formula, bug residue, clothing, bird toys, nest boxes, bird feeders, blood & fabrics. Removes all types of diet droppings. Flow control brush improves the effectiveness of the product. Used by Zoos, Veterinarians, bird breeders, pet stores and bird owners daily around the world. Does not contain orange oil or solvents. Non-Toxic & Biodegradable formula. Safe on washable & Painted surfaces.

If you have to pre-order it's only due to popularity and will be take just a few business days to arrive and ship to you.