Top Tips for Home Energy Savings

Save energy at home with simple upgrades. Seal windows and doors to prevent drafts, switch to LED bulbs, and unplug devices when not in use.

For bigger savings, work with trusted insulation contractors near me — adding attic insulation in Kalamazoo or spray foam insulation in Portage MI keeps homes comfortable and lowers utility bills – Greenshield is the go-to!

Save Big with 2025 Insulation Tax Credits & Rebates in Michigan

Discover how Greenshield Insulation can help you qualify for valuable rebates and federal energy efficiency incentives for spray foam, cellulose, and attic upgrades.

See Available Rebates & How to Qualify

Maximize Your Home Energy Savings!

Explore the Benefits of Proper Home Insulation

Customized Consultations

Receive personalized recommendations for insulation options that fit your home and learn how to access local financial incentives.

Comprehensive Insulation Assistance

Our dedicated team will manage all the necessary paperwork and support you through each step to maximize your rebates.

Local Knowledge

We’re your local insulation contractors who understand the challenges unique to Mattawan, Kalamazoo and nearby communities.

Common Insulation Mistakes We Fix

Problems we commonly find in Michigan attics, rim joists, crawl spaces, and walls

A lot of “insulation problems” aren’t caused by the insulation itself — they’re caused by air leaks, poor prep, or an install that blocks ventilation or leaves gaps. Greenshield Insulation helps homeowners across Southwest Michigan fix the root cause so comfort and energy savings actually show up.

🚫 Soffit Vents Blocked by Insulation

One of the most common attic issues: insulation shoved into the eaves blocks intake airflow. This can contribute to moisture problems, roof deck condensation, and ice dams.

Fix: Install proper baffles and restore ventilation paths.

🚫 No Air Sealing Before Adding Insulation

Adding more R-value doesn’t stop drafts if warm air is leaking through ceiling penetrations. Air sealing is often the “missing step” for real comfort gains.

Fix: Seal top plates, penetrations, and attic hatches before topping off.

🚫 Uneven Blown-In Depth (Low Spots)

Some attics have high piles in one area and thin coverage in others — especially near hatches, valleys, and around mechanicals. Uneven depth = uneven comfort.

Fix: Level coverage and bring the attic to the proper depth.

🚫 Rim Joists Left Bare or Improperly Insulated

Rim joists are a major air-leak zone. Fiberglass stuffed into cavities without sealing often leaves drafts and cold floors.

Fix: Air seal and insulate rim joists (commonly with closed-cell foam).

🚫 Bath Fans Venting Into the Attic

Moist air dumped into the attic can lead to condensation, mold risk, and wet insulation. This is a frequent “hidden” issue in Michigan homes.

Fix: Ensure fans are ducted properly and seal around penetrations.

🚫 Spray Foam Applied Incorrectly

Spray foam performance depends on correct temps, mixing, lift thickness, and surface prep. Poor installs can lead to gaps, shrinkage, or missed areas.

Fix: Correct application method, proper thickness, and full coverage checks.

If You Notice These Symptoms, This May Be Why

Drafts, cold rooms, and cold floors

Ice dams or roofline snow melt patterns

High heating bills for the home size

Musty attic/crawl space odors or humidity

The best results come from fixing the root cause: air leaks, missing coverage, and ventilation problems — then adding insulation to the right depth.

How Much Insulation Do I Need?

Quick homeowner guide for Climate Zone 5 (SW Michigan) — built by Greenshield Insulation.

Most Michigan homes see the biggest comfort and energy savings by improving the attic, addressing air leaks, and tightening up areas like rim joists and crawl spaces. Use this quick “calculator-lite” to estimate what you may need — then we can confirm with a free in-person estimate.

Attic / Ceiling (Most Important)

Typical Zone 5 target is R-49 in attics. If you already have insulation, we can often add blown-in cellulose or use spray foam strategically where air sealing is critical.

Common target R-49

Simple rule of thumb If your attic is under ~R-38, it’s usually worth upgrading.

Exterior Walls

Walls are typically around R-20 (or equivalent). In older homes, sidewalls may be empty or underfilled — sidewall cellulose can make a major difference in comfort.

Common target R-20

When to consider Cold walls, drafty rooms, or uneven temps upstairs.

Rim Joist / Band Board (Big Leak Area)

Rim joists are one of the most common sources of drafts and heat loss. Closed cell spray foam is often a top choice here for air sealing and moisture resistance.

Best improvement Air seal + insulate

You’ll notice Warmer floors, fewer drafts, more consistent temps.

Crawl Space / Basement

Comfort problems often come from below. Crawl space wall insulation and sealing (or basement wall insulation where appropriate) can reduce cold floors and humidity issues.

Common target range R-15 to R-19

Best approach Seal gaps + insulate walls (not just the floor).

Fast “What Should I Do First?” Guide

Start with the attic if rooms are hot in summer / cold in winter or you have ice dams.

Seal + insulate the rim joist if you feel drafts near the first floor or basement.

Consider sidewalls if walls feel cold or bedrooms are inconsistent (common in older homes).

Address crawl spaces if floors are cold or humidity is a problem.

Note: Local code requirements and best practices can vary by home design. We confirm recommendations during your free estimate.

Unlock Savings: The Benefits of Upgrading Your Insulation

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Enhanced Energy Efficiency

Proper insulation minimizes energy loss, helping your home maintain a comfortable temperature throughout the year.

Tax Credits & Rebates

By upgrading your insulation, you may become eligible for special tax incentives and rebates.

Comfort Year-Round

Quality insulation ensures a consistent and cozy indoor climate regardless of the season.