I wear an N95 mask for a while coop clean out or dusting of cob webs (I really need a shop vacuum!). But not for the daily poop scraping - I just have bare droppings boards and the poops are fresh so there’s no dust.
Spray paint! I learned this early on - first time I ever spray painted a piece of furniture. I worked on the balcony, doors and windows closed, just a tiny little bookshelf. Later in the day I found orange dust everywhere inside on the window sills. Through the closed windows! I only paint with...