compression fitting for an outside underground natural gas line?

Company making the fitting has "central" in their name

Answers:
Get double ferru compression fitting for oil and gas application.

Other answers:
NO! the ground will pull it apart!! no lie!! the best is polyethelene plastic pipe--you can get it from your local gas company. some areas you can only use stainless steel pipe--again check w/ your local gas company-- gas is nothing to mess w/

lic. gas tech.
NO! the ground will pull it apart!! no lie!! the best is polyethelene plastic pipe--you can get it from your local gas company. some areas you can only use stainless steel pipe--again check w/ your local gas company-- gas is nothing to mess w/

lic. gas tech.
I don't believe the first guy that answered this ? first knows anything .To begin with you never use stainless,you use black pipe.Never heard of a lic.gas tech.either.So,I would not listen to him at all .Don't use plastic pipe dude.
I am GAS CERT. with 51 of my own rental properties that I did all pipe work on..
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