Job Description for HVAC Service Technician. A heating, ventilation and air conditioning (HVAC) service technician starts an appointment with a customer by asking about any problems with the heating, ventilation, and/or air conditioning systems in the client's home or business.n HVAC service technician might also be called upon by a customer to carry out preventative maintenance tasks or inspections to ensure that heating, ventilation, and air conditioning systems continue to run smoothly.
Price: $1 million - $3 million, depending on model. Another submersible designed for in-water yacht deployment, the SEAmagine promises a stable presence on the surface as well, in case you want to get out and marvel at your yacht from a different angle.
Thus, the cost of each deployed land-based nuclear weapon would be roughly $85 million. The DOD also is modifying Trident submarine-based missilesâwhich initially cost about $100 million eachâto extend their lifetimes at a cost of about $140 million apiece. The Navyâs plan is to replace 12 of its nuclear-armed submarines starting next decade, at a cost of some $8 billion each.