These passages allow your sink to fill up without overflowing onto your floor, and if they're blocked that can cause you a major headache. Make cleaning debris from the overflow holes part of your regular routine of maintaining your plumbing and checking it for problems and required repairs. Installing efficient shower heads could save you a lot of money when it comes to your energy bill. Hot water usage is mostly in the shower. A single energy efficient shower head can save you $100 a year. For clogged pipes, unblock them with a cleaner that is enzyme based. Enzyme based cleaners use "good" bacteria to transform the clog into a liquid, which will remove it from pipes. Enzyme cleaners are efficient and will not damage your pipes. If you have grout in your water line, you shouldn't try cleaning it yourself because it will be pointless. The grout can be broken up however it is not an easy task to do by yourself. Having plastic pipes rather metal pipes will work a lot better. More information about Washington Burst Pipe Repair.
It may take time to thaw so that you can have running water. The other option is the pipes may burst, which would result in significant repair costs and a mess to clean up. When it gets very cold, your pipes may freeze. If it does, relieve the pressure in the pipe by turning on the tap so the water can be released as the pipe thaws. This assists you in relieving pressure within the pipe, and could stop any bursting from occurring, which can prevent additional damage to your home. If something is wrong with the disposal in your sink, avoid the temptation to stick your hand in there to fix it. Garbage disposals are not healthy places for hands to be, even if they are not running. Locate a diagram of the garbage disposal, or some sort of troubleshooter, online. Avoid putting grease, fat, and other oils down your drain. When these oils cool, they become hard and create clogs. Especially if you operate a garbage disposal, the fat causes blades to be less efficient.