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615 Insulation, insulation company in Nashville TN 615-431-3789

Attic & Roof Insulation

Attic insulation upgrade for homes whose insulation has thinned, settled or never been enough

Adding a fresh layer over existing insulation brings an older attic up to today's recommended depth without tearing anything out.

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Attic Insulation Upgrade

Insulation settles and gets pushed around by wiring jobs, storage and pests. Many homes built decades ago had only a few inches, which was normal then and is far less than what is recommended now. A top-up layer is one of the simplest, most effective upgrades.

We upgrade attic insulation for homes across Nashville and Middle Tennessee. We measure what is there, seal air leaks first, install baffles where needed and blow in new insulation to the target depth so the attic performs like a modern one.

What you get

Done right, from the first walk-through

01

Measured depth

We check what is there before adding.

02

Air sealing first

Leaks sealed before new insulation is added.

03

Level, even top layer

Fresh insulation spread uniformly.

04

Walkways and storage kept clear

Access paths protected.

The process

How your service comes together

  1. 1

    Measure and inspect

    We measure depth, look for damage and check ventilation.

  2. 2

    Seal the leaks

    Gaps around lights, wires, pipes and top plates are sealed.

  3. 3

    Add the new layer

    Insulation is added to the target depth and measured.

FAQ

Common questions about attic insulation upgrade

Can new insulation go over old?

Yes, if the old insulation is dry and clean. Wet, moldy or pest-damaged material is removed first.

Do I need to move my attic storage?

We work around it where we can and tell you what needs to move before we arrive.

How soon will I notice a difference?

Most homeowners notice steadier temperatures and a quieter HVAC system soon after the work is done.

Related services

Often planned together

Blown-In Attic Insulation Blown-In Attic InsulationFluffy, even coverage over the attic floor, corner to corner.Learn more Attic Air Sealing Attic Air SealingHidden gaps sealed before insulation goes down.Learn more Old Insulation Removal Old Insulation RemovalDirty old insulation vacuumed out and the attic left clean.Learn more

Service areas

Nashville and the cities all around it

From Clarksville to Shelbyville and Dickson to Cookeville, pick your city to see the insulation, spray foam and air sealing work we handle in your part of Middle Tennessee.

Nashville Antioch Arrington Bellevue Brentwood Clarksville College Grove Columbia Cookeville Dickson Fairview Franklin Gallatin Goodlettsville Hendersonville Hermitage La Vergne Lebanon Madison Mt. Juliet Murfreesboro Nolensville Shelbyville Smyrna Spring Hill Springfield Thompson's Station White House

Not on the list? Call 615-431-3789. We take projects across Middle Tennessee.

Let us help with your attic insulation upgrade

Call, text or send the form. Tell us about the building, what bothers you and when you hope to start, and we will take it from there.

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