Floor Boot Duct Installation
Considering the installation of air conditioning ac ducts under the floor.
Floor boot duct installation. If the duct is a standard size remove the register and drop the fan into the boot. The ducts typically come in rectangular shapes and are attached to the bottom of the. When you put a duct and a duct boot in the cavity you don t have room for insulation. Use caulk for gaps that are less than 3 8 inch.
Every ac installation is a custom job with a host of variables effecting best practices for each location. Install dampers at the registers to adjust airflow. Then install the vent take off off the main trunk line in that location. Bring more heat to a cold room or more cool air to a hot room by installing a duct booster fan.
Flexible duct or round pipe. Floor duct installation. Floor ducts are located at the end of the duct work used to supply air to a room. Secure it to the floor on each side with screws.
The first thing you need to do is decide where the air duct will be placed. How to install floor ducts. See the details of installing a vent take off. For those considering the installation of ductwork under the floor as opposed to in attic space understanding the basics of air flow and the assets and limitations of your home are essential to design.
If the walls are framed with 2x4s there s often not enough space even for a little bit of duct insulation. Item 209267 model gvl0133 b. Each register should have its own damper that can be accessed for adjustment. End register box is ideal for when the opening in your floor is parallel to the floor joists and header and you need to create a right angle center end transition between your system run and an air register.
Adding heat runs in a basement may change the airflow in the ductwork going to other rooms. So make sure you get the right style and size. Installation is simple even if you have to change the boot size. 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.
90 degree straight or end. There are three main styles of a vent boots. How to seal duct boot to ceiling with fiberglass mesh tape and mastic for gaps larger than 3 8 inch. This master flow 10 in.
Imperial 12 in x 6 in x 8 in insulated galvanized steel straight register duct boot. Duct losses to outdoors. The most common way i install floor boots is to cut a half inch slit in each cornner push it up through floor and the hammer a flange on the top of the floor i then put a screw in each end to secure it i then seal it from underneath. Accepts a 10 in.
Connects to 6 in. Install an air duct.