Air filtering installations; Air filters for domestic use; Filters for drinking water; Filters, heaters and pumps sold in combination for use in hot tubs; HEPA filters for household use; Hot tubs; Water filtration and purification units and replacement cartridges and filters therefor; Water purification installations; Water purification units

Bathtubs; Showers; Air purifying apparatus and machines; Distillation apparatus not for scientific purposes; Filters, heaters and pumps sold in combination for use in hot tubs; Hot tub jets; Purification installations for sewage; Sustainable onsite water recycling and wastewater treatment systems; Swimming pool chlorinating apparatus; Swimming pool water cleaning and filtering units; Tub parts, namely, tub wastes; Waste water purification units; Water purification, sedimentation and filtratio...