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Jet washers can last for up to 10 years, but a more exact timeline for your jet washer depends on the frequency of use and maintenance. Some machines are given a rating of their approximate total hours of usage, which can help determine how long yours will stick around based on how many hours you use it each year. Aside from learning how to properly use the jet washer, you’ll want to keep it stored safely and securely so that it won’t rust or get damaged between uses.

If your epoxy application ended up a bit messy and left spills behind, there are several ways to clean epoxy off of a concrete floor. You can use a power washer with at least 3,000 PSI. However, it may be easier to use a scraping tool or an acidic cleaner, like vinegar, to remove unwanted epoxy. 

If the entire floor has epoxy and you want to remove just excess epoxy stains, these methods could still strip parts of the epoxy floor. Move carefully and in small areas to minimize damage, or call a pro for an expert finish.

If your concrete stains are green in color, it indicates the presence of mold or algae—which you should address right away. If left unattended, mold will spread to other areas throughout the home. However, be careful not to disturb mold on indoor concrete surfaces and work with a local mold remediation specialist for specialized care. Once free from mold and algae, seal your concrete to eliminate pores and gaps.

Yes, acid washing can change the appearance of the original brick stain color. It removes dirt, and efflorescence, often revealing the brick's original color and restoring its natural beauty. However, if not done carefully, it can also cause slight variations in color due to the cleaning process.