Range hoods and their parts and belongings (accessories); kitchen blowers for air supply and exhaust and their parts and belongings (accessories); cooker hoods; ventilation hoods for kitchen; range hood fans; exhaust fan for ventilation; range hood fans for air recirculation/recycling; ventilating fans; filters for range hood; exterior blowers for range hood; ducts for range hood; duct fans for range hood; switches for range hood; mufflers for range hood; wooden hoods for range hood; copper hoods for range hood; collars or trimming rings for range hood (materials for clearance and declaration between duct cover for range hood and mounting and connecting portion onto sealing or wall surface); liners for kitchen blowers for air supply and exhaust (materials for clearance between kitchen blowers for air supply and exhaust and hood)