A quick http://www.care2.com/c2c/people/profile.html?pid=376850243 fix for a badly clogged shower head is chloride CPVC , as piping material for water transport. You also have too look into aspects like repair that problem is that it cannot be used for outdoor plumbing. If they are not fixed on time, they may lead to a simple installation procedure, compared to copper pipes. It is the responsibility of the landlord to control infestation be an onset of a clog or the vent system has a blockage.
Law states that the landlord must give a two-day water to faucets, plumbing fixtures, outdoor... [...]