heat shrink end caps with air vent

{"cid":"91169501","title":"Underfloor heating 5 port flow meter manifold with a drain and automatic vent assembly , Radiant Heat Manifold Assembly","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/b2\/17\/f59ddade787e0c95694ff7717688-200x200-1.jpg","attrs":{"Price":"usd 37.5 \/ set, FOB Ningbo","Brand Name":"Thermova","Model Number":"ZZ18058-05","Minimum Order Quantity":"50 set","Delivery Time":"15 days","Place of Origin":"Ningbo,China","Certification":"CE","Packaging Details":"1 set\/box packing \/ 5 set in carton","Payment Terms":"TT","Supply Ability":"3000 set \/ Month","Type":"Floor Heating","Material":"Stainless steel 304","Main Inlet Size":"1\" FBSP","Application":"Floor Heating"}}

{"cid":"91138183","title":"Hard Copper Nickel Heat Exchanger Tube ASTM B111 C70600 70\/30 CUNI","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/97\/5b\/b8fd08f8cd55a8f961f6d9c9aa55-200x200-1.jpg","attrs":{"Price":"1 USD PER PCS","Brand Name":"TOBO","Model Number":"TOBO-64","Minimum Order Quantity":"1PCS","Delivery Time":"7-15 WORK DAYS","Certification":"SGS","Place of Origin":"China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"500 TON PER MONTH","Packaging Details":"by Plywood case, about 1 metric ton per case.","product name":"TOBO Copper Nickel Tube","material":"C70600","type":"Seamless","Thickness:":"0.1mm-300mm","standard":"ASTM B359","place of origin":"Shanghai China","Outer Diameter":"3.5mm-500mm"}}