Man with yellow hardhat working on an air vent

To Save Money on Energy Use, Start with a Good Contractor


Proper installation of your heating, 通风, and air conditioning (HVAC) systems can be the difference between getting years of dependable, 有成本效益的使用, and getting hit with higher-than-expected energy bills and totally unexpected repair bills. Common installation problems such as low air flow, 不当收费, or duct leakage can reduce the efficiency and capacity of your air conditioner, and a good contractor is your best safeguard against them.
A reputable contractor doesn’t just install your system, he or she also obtains the required building permit and complies with, 当地规程, ordinances and the requirements of the Building Energy-Efficiency Standards (State Administrative Code, 标题24, 第6部分) 

Step 1: Find a Qualified Professional

At the very minimum, your contractor should have:

  • At least 4 full years of experience performing the trade

  • Taken a law and trade exam

  • 承包商保证书

  • 干净的背景调查

  • Current standing with the Contractors State License Board

Unlicensed contractors have avoided these quality assurance requirements and, 除了, may be in violation of the law.


建筑许可证, issued by a local authority may be required for HVAC installations and modifications including, 但不限于, 以下几点:

  • 新的暖通空调安装

  • HVAC change out/remodel/replacement including the air handler, coil, furnace or condenser

  • Relocation of an existing HVAC unit

  • Removal of an HVAC unit or system

  • 增加管道

Step 3: Quality Assurance

The installation of the equipment may be inspected by a Building Inspector who will perform a quality assurance check that may include ensuring:

  • The system is installed to comply with all applicable state, and county or city codes.
  • The work specified under the permit has been performed properly.
  • Required compliance documents have been submitted.