To remove mildew from decks and siding stir a cup of tsp into three quarts of warm water.
Tsp in carpet cleaner.
Diluted in water and applied often with a stiff scrub brush it can remove.
Then i remembered the tsp trisodium phosphate that i add to my laundry soap.
For applying tsp you can use sponges rags or mops.
Tsp stands for trisodium phosphate.
It wasn t so long ago that trisodium phosphate tsp was a go to choice for tough cleaning jobs especially on exteriors.
Then add a quart of chlorine bleach to the tsp solution.
For regular cleaning you need to mix only a quarter cup of tsp with two gallons of hot water.
One small note concerning tsp and other powdered cleaners tsp is not always easy to mix well enough to eliminate particles in the mix under normal useage this isn t always a problem especially if you rinse behind it but it would be a potential issue in something like carpet.
For regular household cleaning mix a quarter of a cup of tsp with two gallons of hot water.
The new stuff doesn t.
For heavy duty cleaning dissolve a half a cup of tsp in two gallons of warm water.
It greatly increased its cleaning power.
For those who are interested in its chemistry tsp is made by neutralizing phosphoric acid with sodium hydroxide and its chemical formula is na 3 po 4.
For removing mildew from places such as a deck you can add one cup of tsp into three quarts of water and then add one quart of chlorine bleach.