| http://www.w3.org/ns/prov#value | - To overcome this, it has been a common practice to Wrap the pipe and heater tape with a layer of bulky insulating material, such as fiberglass or mineral wool, which may, in turn, be covered with a vapor barrier to keep out moisture; however, this has resulted in a very bulky supply system and the insulation and covering are easily torn or otherwise damaged.
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