All our fire pits are built and designed by us with our products that we sell. These all can be used for wood or LP/NG (liquid propane/natural gas) We have accessories for the installation process. We carry gas rings (stainless steel & steel) that can be used for LP or NG, lava rock, fire glass, glues. We have kits for the NG or LP, those include plumbing and fittings from tank or gas line to your fire ring.