What does the damper do on a furnace? 

You’ve received furnace damper questions; we’ve received solutions! Study your HVAC damper – what it’s, the way it works, and when to open and shut it. 

What’s an HVAC damper?

An HVAC damper is a plate inside your ductwork that regulates airflow and directs it to totally different areas of your own home. It might even be known as a duct damper or a furnace damper.

There’s a lever that controls the metallic plate in your HVAC damper. Turning the lever rotates the plate, which alters the airflow by means of that duct.

When your damper is open, heated air out of your furnace or cool air out of your AC can move by means of it. When it’s closed, your heated/cooled air can not enter that portion of your ductwork. 

Dampers are a vital a part of a zoned HVAC system. Even in the event you don’t have a smart-zoned system, your central air and heating ducts probably have dampers. 

The place is the HVAC damper?

In a standard HVAC system, dampers are usually positioned in the primary provide trunks of your ductwork simply earlier than and after main junctions. You’re more likely to discover furnace dampers on both facet of the massive metallic field (the plenum) close to the furnace. In case you have a two-story residence, there’s in all probability one other one the place the ductwork leads upstairs.

In a smart-zoned HVAC system, you’ll additionally discover dampers to open and shut off the totally different zones. Your own home automation system often controls opening and shutting these. You management conventional dampers manually.

The variety of dampers in your house relies on its measurement and the specs of your HVAC system. In truth, your own home could not have dampers in any respect.

When to open and shut your HVAC damper

Opening and shutting a handbook damper is as straightforward as turning a nob. Look out for a lever hooked up to a wingnut outdoors your duct joints.

Methods to inform if my HVAC damper is open or closed

Some HVAC installers could do you a favor and label your ductwork, illustrating when the dampers are within the open and closed positions.

If yours aren’t labeled, have a look at the stem from the damper plate, which is seen within the middle of the wingnut. When it’s in a horizontal place, the damper is open. When it’s vertical, the damper is closed.

In case your damper doesn’t have a lever to maneuver the wingnut, you might want to make use of a pair of pliers to alter its place. 

Ought to my furnace damper be open or closed in winter?

In case you have a two-story residence, it’s customary to shut the damper resulting in your upstairs ductwork within the winter. Your warmth will enter the primary ground of your own home and rise naturally.

Typically, in the event you go away the upstairs damper open within the winter, your upstairs rooms will get too scorching.

Ought to my furnace damper be open or closed in summer season?

In a two-story residence, you need to open the damper to the upstairs ductwork in the summertime. Since warmth rises, you’ll need to be certain your AC delivers cool air to the upstairs rooms by means of the ductwork.

HVAC damper FAQs

The put up What does the damper do on a furnace?  appeared first on HVAC Options.

Whether you require installation, repair, or maintenance, our technicians will assist you with top-quality service at any time of the day or night. Take comfort in knowing your indoor air quality is the best it can be with MOE heating & cooling services Ontario's solution for heating, air conditioning, and ventilation that’s cooler than the rest.

Contact us to schedule a visit. Our qualified team of technicians, are always ready to help you and guide you for heating and cooling issues. Weather you want to replace an old furnace or install a brand new air conditioner, we are here to help you. Our main office is at Kitchener but we can service most of Ontario's cities