Question:
What is the water capacity of my pool?

Answer:
Here are three simple ways to get an idea of how many gallons your pool will hold,and if you still have trouble just contact someone in the pool industry for help
A) Rectangle: length x width x average depth x 7.5 gallons.
B) Circular: length x diameter x average depth x 5.9 gallons
C) Oval: length x short diameter x average depth x 5.9 gallons

Question:
My pool plaster has stains on it, what can I do?

Answer: Your pool possibly has Iron, Copper or other types of metals that have attached themselves to your pool finish. This can be corrected most often with the use of a sequestering agent. Note follow manufacturers label when using any chemical.