Marina Dock Age

Monarch Coin & Security Inc. offers coin-or token-operated pressure washers. According to the company, this pressure washer provides 3,000 pounds per square inch (psi) of pressure allowing boaters to spray off their boats before putting them in the water and after taking them out of the water to stop the spread of invasive species. This pressure washer comes in a 110 volt model, which costs about $2,500 and a 230 volt model, which costs about $3,200. www.monarchcoin.com.