For most residential decks, a pressure between 1,200 and 1,500 PSI is considered safe. You should never exceed 2,500 PSI on any wood surface. Going higher can damage the wood fibers and leave your deck looking rough and splintered. The right setting depends on your deck’s material and condition. We found that older, softer wood…
PSI Levels That Can Cause Damage to Your Car Most car tires are designed to operate within a specific pressure range. You can usually find the manufacturer’s recommended PSI on a sticker inside the driver’s door jamb or in the owner’s manual. We found that exceeding this recommendation by about 10-15 PSI can begin to…
Understanding the Pressure That Cracks Concrete Concrete is tough, but it’s not indestructible. You might wonder exactly how much force it takes to cause damage. We researched and found that typical residential concrete slabs can handle about 2,500 to 3,000 PSI of compressive strength. That sounds like a lot, until you realize how concentrated pressure…
For most vinyl siding, a safe pressure washer setting is between 1500 and 3000 PSI. Anything higher risks damaging the panels, causing cracks or forcing water behind them. Always start on the lowest setting and test a small, hidden area first. While vinyl is tough, it’s not invincible. We found that high pressure washing is…