Did you know the accuracy of your electronic compass significantly affects features of your Furuno, B&G, Raymarine, Garmin, and similar multifunction display (MFD) to offer situational awareness of wind and water? If you are willing to clean and calibrate your boat’s speed through water (STW) paddlewheel and compass very accurately, many MFDs manufactured within the […]
Much of your winterizing success will depend on the initial condition of your existing water system. If it is nearly sterile (effectively chlorinated water), there may be too few bacteria and fungus present for infection to start. However, if you use less than 20 percent alcohol or glycol (after dilution with water left in the system) you are at risk of biological growth; the lower the concentration the greater the risk. This is the reason why vodka and other alcohol-based winterizing fluids should be avoided. In our testing these solutions acted like an invitation to a microbial feast.