Since keeping the blades turning freely is what gives turbines power, you'll want to ensure that yours is as clean and efficient as possible. Good maintenance and regular inspection will definitely help with this.
Solar panels don't need that much maintenance thanks to the fact that they have no moving parts - although they will require a clean now and then, and will need to be professionally replaced if they become damaged.
Problems with your solar panel? Find out how to tell if there's a problem, what sorts of issues are most common, and what kinds of steps you can take to get your solar panels repaired.
A dirty solar panel is an inefficient one: dirty solar panels will produce less power than clean ones, which may even cost you money over time. Find out how - and how often - to clean your solar panels.
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Find out what the difference is between pipes and tubes, what kinds are used for what purposes, and what sorts of pipes and tubes will be used in your home.
A clean bathroom mirror will affect how big the room feels, as well as how much light is reflected throughout the bathroom.
The toilet checklist covers the sorts of things you need to think about when you're choosing toilets for your home.