37 Rental and leasing of construction and building apparatus and instruments for use in construction, building, installation , maintenance and repair, including building apparatus, bulldozers, cleaning apparatus, drain cleaning apparatus, concrete mixing apparatus, cranes, drills, dust control apparatus, earth moving and excavating machines, hammers, ladders, lifting apparatus, platforms and scaffolding, plumbing apparatus, drainage pumps, road-sweeping machines, vehicle maintenance equipment and warning lanterns; building construction services relating to commercial, industrial, public and domestic buildings, driveways and renovated buildings; mechanical contractor services in the construction of industrial, commercial, public and domestic buildings, including heating, ventilation and air conditioning installation repair and servicing; maintenance and repair of commercial, industrial, domestic and public buildings; maintenance and repair of mechanical and electrical facilities; restoration and renovation of buildings; construction and maintenance of controlled air environments; plastering, plumbing, and painting services; glazing services; electrical contractor services in construction providing electrical installation and repair services; roofing services; installation, maintenance and repair of burglar alarms and security systems; carpet fitting and carpet laying; cleaning of commercial establishments, hospitals, residential homes, industrial establishments, airports; pest control services for commercial buildings, industrial establishment and residential homes; information and advisory services relating to all the aforesaid services; installation of environmental control systems; management of building facilities, namely, maintenance and repair of buildings; hygienic cleaning and maintenance of commercial, industrial and residential areas where food and drink is prepared; treatment of buildings, namely, damp proofing of buildings, waterproofing of basements, installation of building insulation and sealing of buildings; facilities management, namely, waste disposal for others; land development services, namely, planning and laying out of residential of housing developments; inspection of building and building apparatus in the course of building construction; environmental consultancy services, namely, consultation in the field of construction of environmentally-conscious buildings