water pressure
There is a hot/cold cross connection at one or more of the faucets at you house. make sure all faucets are shut off both hot and cold. If it still occurs more than likely you have a Moen faucet somewhere (most likely).
Usually air in the lines or possibly worn washers in the faucets.
Obviously hooked up wrong, or the faucets are mismarked . Usually cold on the right, hot on the left.
Usually red. For example, if you want to use colors to label hot and cold faucets, the hot would be red and the cold would be blue.
A hot water heater is designed to supply hot water to faucets, not cold water. It is not possible for a hot water heater to siphon into a cold water faucet. Each faucet is connected to either the hot or cold water supply lines, which are separate in a plumbing system.
Hot
Some faucets have hot water because they are connected to a water heater that can provide hot water on demand. Other faucets may not have hot water because they are connected to a different water source or do not have a water heater attached to them.
Yes, outdoor faucet covers can be effective in protecting faucets from freezing temperatures by insulating them and preventing exposure to cold air.
Yes, it is possible to install a faucet cover to protect the hot and cold outside faucet from extreme temperatures. These covers can help prevent freezing and damage to the faucets during cold weather.
If you are referring to a regular building, the cold water feed pipe goes directly to all cold faucets, toilets and hot water tank. The purpose seems obvious.
Probably not. Most bathroom faucets are 4 inch between the hot and cold and kitchen ones are 8 inch.
In most faucets, the hot water is on the left side.