Drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; Electric floor heating systems, namely, cables, electric mats and sensors for floor heating systems sold as a unit; Electrical heating cables; Electrical heating tapes; Electrically-heated garden hoses; Heating elements; Heating installations; Heating panels used for indoor heating purposes; Heating systems composed primarily of tubes, pipes and pre-assembled manifolds through which c...