聘用承建商小贴士

  1. Check that the contractor holds an Idaho State HVAC contractor or specialty contractor certificate. Find out about certification requirements for contractors in Idaho at the State of 爱达荷州建筑安全部门 网站. The 爱达荷州建筑安全部门 requires 加热 Ventilation and 冷却 contractors have a valid Idaho State HVAC contractor or specialty contractor certificate.
  2. Ask for referrals from friends, neighbors and co-workers.
  3. Ask contractors for customer references and call those references.
  4. The contractor should spend time inspecting your current system and assessing your needs. For example: the size of the heating and cooling system should be based on the size of your house, 隔热层和窗户的水平. A good contractor will inspect your duct system (if applicable) for air leaks and measure air flow to make sure your system is meeting manufacturer specifications.
  5. 得到一个书面的和逐项的评估. Be sure to compare cost, energy efficiency and warranties. The lowest price might not be the best deal if it’s not the most efficient option, because your energy costs could be higher.
  6. Always have a signed written proposal with the contractor before work begins. The proposal should specify costs, model numbers, job schedule and warranty information. 不要让一项工作在没有它的情况下开始.