convert gas grill to propane

{"title":"Garden Wicker Outdoor Square Propane Gas Fire Pit With Grill Barbecue","imgUrl":"https:\/\/img.chinax.com\/nimg\/f1\/d3\/dc3bb12e93e88675084b94bc6186-200x200-1.jpg","attrs":{"Price":"According to customized needs","Brand Name":"According to customer needs \/ Dino","Minimum Order Quantity":"According to customized needs","Delivery Time":"60-90","Type":"Fire Pits","Season":"All-Season","BTU":"50000","Material":"PE RATTAN & 304 stainless steel","Color":"Customized","Gas type":"LPG\/NG","Shape":"retangular","Room Space":"Patio, Outdoor","Place of Origin":"China","Certification":"CSA\uff0cCE","Packaging Details":"carton","Supply Ability":"20000"}}