Pipe muffs, not of metal; Hoses of textile material; Air conditioner hoses made of rubber, plastic; Anti-slip tape for placement on top of existing stair treads to prevent slipping; Fittings, not of metal, for rigid pipes; Flexible hoses, not of metal; Flexible pipes, not of metal; Flexible plastic hoses for use in ventilation; Flexible tubes of plastic; Hoses for air conditioners made of rubber, plastic; Junctions, not of metal, for flexible pipes; Junctions, not of metal, for rigid pipes; N...