Installing New Ac Ducts

The same ductwork installed for heating systems can also be used for air conditioning.

Installing new ac ducts.

Run the new flexible air duct under the house from the floor return to the underside of the air handler and attach to the metal vent box or plenum image 1. Remove existing ductwork where needed. If those dampers can t be accessed from below you ll want to install them close enough to the register so that you can reach them through the register opening. Jim hoover owner of hvac2u in warrenton virginia specializes in new construction but can also install new ductwork or replace ductwork for customers in his area.

Installation vs replacement of ductwork. He charges 5 000 6 000 for a typical new construction ductwork installation job which takes 2 3 days and usually requires all four of his crew members on site. Adding heat runs in a basement may change the airflow in the ductwork going to other rooms. If the air duct isn t long enough it is possible to add extra length.

This system uses a thermostat to maintain a steady indoor temperature and ideal humidity for every room. Replacing an hvac system without ductwork costs between 4 820 and 9 350 depending on the size of your home and the brand and grade of equipment chosen. Install dampers at the registers to adjust airflow. Hvac installation costs 6 820 to 12 350 on average which includes new ductwork a new central air conditioner and a new gas furnace.

If you already have a furnace it can usually use the same ductwork and air handler. Attach a second air duct to the first by peeling back the insulation. Installation of new ducts in a home that has never had ductwork before is a more involved process than simply replacing or working on an existing system.