Do 700C Bikes Use Presta Or Schrader Tubes? Presta valves are also more narrow, so they require a smaller hole in the rim, with less interruption to the structural integrity of the rim than Schrader valves. Presta valves can hold more pressure and do it more reliably because the air pressure itself seals them tightly.
Can You Put Air In Your Tires After Driving? Can you put air in your tires after driving? Filling your tire to this pressure is unsafe and could cause a blowout. Vehicle manufacturers set the recommended pressure when the tires are cold. So, for the most accurate measure of your tire’s PSI, you should check
Do You Check Tire Pressure Cold Or Hot? Do you check tire pressure cold or hot? Vehicle manufacturers specify PSI – literally “pounds per square inch” of pressure – assuming tires are cold. Tires are considered cold when the vehicle has been parked for three hours or more, or if the vehicle has been driven