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What are recommended uses for PEX? == PEX FAQ ===== What are recommended uses for PEX? ===Why is PEX an excellent piping material for plumbing? === Why is PEX an excellent piping material for plumbing? === Can PEX be used for underground cold-water service applications? === Can PEX be used for underground cold-water service applications? === Can PEX be used for aboveground outdoor applications? === Can PEX be used for aboveground outdoor applications? === Can PEX save me money? === Can PEX save me money? === What is the expected performance of PEX water distribution systems? === What is the expected performance of PEX water distribution systems? === What joining systems are available? === What joining systems are available? === How long can PEX be exposed to sunlight? === How long can PEX be exposed to sunlight? === What are temperature limitations for PEX? ===What are temperature limitations for PEX? === How are PEX systems tested for leaks? === How are PEX systems tested for leaks? === How soon after installation can you pressure test a PEX tubing installation? === How soon after installation can you pressure test a PEX tubing installation? === What sizes, lengths and packaging options of PEX are available? === What sizes, lengths and packaging options of PEX are available? === Is flexible PEX plumbed differently than rigid material plumbing systems? === Is flexible PEX plumbed differently than rigid material plumbing systems? === What are manifold plumbing systems? === What are manifold plumbing systems? === How are PEX systems sized? === How are PEX systems sized? === Is the thermal expansion/contraction of PEX a problem? === Is the thermal expansion/contraction of PEX a problem? === Is PEX freeze-break resistant? === Is PEX freeze-break resistant? === How do I thaw PEX lines? === How do I thaw PEX lines? === Can PEX be joined with solvent cement? === Can PEX be joined with solvent cement? ===