Tengzhou City Huahai New Thermal Insulation Material Co., Ltd

PU insulated cold storage panel 1.PU density>40kg/m3 2.high quality PU foam+color steel, for cold storage 3.50-200mm thickness PU panel for choosin

PU sand wich freezer panel: 1.for fish/meat/Vegetables, fruit freezer 2.PU foam thickness:50-200m, density is over 40kg/m3 3.Huahai PU freezer pane

PU sandwich air duct board: 1.China biggest and earliest air duct manufacturer 2.speical make PU & phenolic air duct board 3.huhaia air duct panel&

phenolic HVAC air duct board 1.high density phenolic foam+ aluminum foil/color steel 2.aluminum tk:80um, steel tk:0.2mm 3.BS476 test, phenolic air

polyurethane insulated air duct panel: 1.polyurethane foam+aluminum foil/steel 2.polyurethane density>40kg/m3 3.exported more than 30 countries 4.

Huahai phenolic air duct board: 1phenolic foam+aluminum 2.air duct size:3900/2900mmx1200 x 25mm 3.air duct fireproof grade:Class O 4.BS476 part6&7

Phenolic ventilation air duct: 1.for HVAC air duct panel system 2.phenolic air duct density>60kg/m3 3.air duct size:3900/2900*1200/20/25/30mm 4.BS

Huahai is China biggest and ealriest air duct panel and producting line manufacturer. We can supply Air duct producting line, PU air duct panel, Phen

Polyurethane roof sndwich panel: 1poyurethane density is over 40kg/m3 2for workshop roof 3.polyurethane foam+color steel

Huahai is China biggest and ealriest air duct panel and producting line manufacturer. We can supply Air duct producting line, PU air duct panel, Phen