Designing for good with Habitat for Humanity New River Valley

by Charles Hendricks | Sep 16, 2026 | architecture, Blacksburg, Building Science, citizen architect, Green Building, Indoor Air Quality, Multifamily Design

One of our favorite repeat clients is Habitat for Humanity New River Valley. Our core goal as a business is to use design to create a better future for all. Partnering with this organization fits our mission perfectly. This project, the Airport Road Townhomes, are designed for energy-efficiency, durability, and healthy indoor air. Those are our standards for every project. The Habitat model grows home ownership which benefits communities by creating a stable housing stock, providing workforce housing, and building neighborhoods. Airport Acres in particular provides an ideal location for families in walking distance to schools, childcare centers, shopping, and public transit.

The two-story craftsman style townhomes will feature three bedrooms with a focus on accessibility and visitability. Four of the unit are adaptable for home owners with disabilities or mobility challenges with aging in place features. The community includes a central green space to help build community.

Habitat for Humanity of the NRV is doing amazing work that is building a stronger community. The dream of home ownership is out of reach for many and their work, their clients sweat equity, and the communities support is changing futures. We are proud to partner with them to achieve our goal of building a better future for all through design.

You can support the work of Habitat for Humanity of the NRV by making a donation of in-kind gifts, money, or you can even donate a car.

Your Home Might Have A Dew Point Problem.

by Lindsey Kohler-Austin | Jul 27, 2026 | architecture, Building Science, Charles Hendricks, Charlottesville, Custom Home, Harrisonburg, Harrisonburg Architect, Indoor Air Quality, resources

Anyone who has been in the construction industry for a while has heard the phrase – “you don’t want to build it too tight.” This is a reference to how buildings used to dry out, BEFORE air conditioning and insulation. Some still refer to allowing your home to breathe, but we completely changed how we build from balloon framing to platform framing, from using windows to catch a breeze to cool your home to mechanical systems that filter, clean the air, and cool your home. Your house no longer needs to breathe through random gaps in the exterior thermal envelope. It needs to be as tight as you can make it, with a proper ventilation system to complement the heating and cooling system.

Architects and builders who understand building science work to protect your home and the indoor air quality problems that might occur if you “let your home breathe.” In our mixed humid climate, one of the biggest problems could be dew point. This is the exact temperature at which airborne moisture transitions from gas to liquid. If that conversion happens inside a wood-frame wall, you have a recipe for mold, rot, and potentially structural failure.

Achieving an efficient, healthy, and resilient home requires understanding how to avoid some common construction mistakes.

Air Leakage

Air leakage is the highway for moisture transport through your thermal envelope. In our mixed humid climate, on a hot, humid day, that moist air wants to push inside your air-conditioned home. In the winter, warm air escapes to the dry cold air. Your home is always trying to reach equilibrium with the outside air. Air pressure forces movement through any cracks around plumbing, electrical outlets, framing, doors, and windows. It carries gallons of water vapor along with it. When this air hits a cold surface inside the wall cavity, it instantly hits the dew point and becomes liquid.

Insulation

Not all insulation works the same, and not all insulation can be used for all wall
assemblies. We often use open-cell spray foam because it is airtight and vapor
permeable. Closed-cell spray foam looks very similar, but it is a vapor barrier. Using this product in a wall above grade can work, but you must make sure it is done exactly right. If it pulls away from framing, allowing even the smallest leak, you could end up with a dew point issue. Also, if you use a vapor barrier and there is a liquid leak in the wall, you might not find it until you have a much larger problem. Using fiberglass batts and cellulose can also work, but the air sealing process is labor intensive and often does not last as long.

Vapor Barriers

We don’t want a vapor barrier in our climate due to the vapor drive that happens in different directions in the different seasons. Adding a vapor barrier can stop airflow on the cool surface you are trying to protect. Using the right vapor permeable solutions allows vapor to pass through the material while your HVAC system works to dry out the air to further protect your walls. Did you know that OSB, some paints and wallpaper, and many house wraps are vapor barriers?

A healthy, durable, comfortable home with good indoor air quality controls the dew point. You have to have the right HVAC system and fresh air as part of the holistic solution. Focusing on proper air sealing, insulation location and values, and HVAC can solve the challenges that many modern homes face of high humidity, mold, and rot.

The Architect’s Guide to a Spring Reset: Beyond the Broom

by Lindsey Kohler-Austin | Mar 18, 2026 | community, Indoor Air Quality, Not used, resources

As the sun begins to linger a little longer over the Blue Ridge and the first hints of green emerge in the Shenandoah Valley, our focus naturally shifts outward. Here at Gaines Group Architects, we believe a home is a living system—one that breathes, protects, and evolves with the seasons.

While “Spring Cleaning” usually conjures images of junk drawers and dusty baseboards, we like to view the vernal equinox as a vital moment for home stewardship. It’s the perfect time to ensure your sanctuary is performing efficiently, sustainably, and beautifully for the warmer months ahead.

1. High-Performance Hygiene: Check Your Seals

In our region, the transition from winter’s bite to spring’s humidity can be tough on a building’s envelope.

The Window Audit: Don’t just Windex the glass; inspect the tracks and weatherstripping. Dirt buildup can prevent a tight seal, letting your expensive conditioned air escape.
Airflow Integrity: Replace your HVAC filters. After a winter of closed doors and running furnaces, a fresh filter is the simplest way to improve your indoor air quality. Remember, the air leakage in your home might actually be making it dirty by pulling dust and allergens from your attic into your living spaces.

2. Protecting the Valley’s Heritage

Many of our favorite projects involve historic Harrisonburg gems. If you live in an older home, Spring is the season for a “check-up”:

Masonry & Mortar: Walk the perimeter of your home. Look for “spalling” (flaking brick) or cracked mortar caused by the winter freeze-thaw cycle. Addressing these small gaps now prevents significant water damage later.
Gentle Restoration: When cleaning original wood or stone, skip the harsh chemicals. We advocate for pH-neutral, eco-friendly cleaners that preserve the patina of historic materials rather than stripping them.

Historic Renovation Charlottesville Architect

3. Water Management: The Architect’s Priority

Architecture is often in a battle against water. To keep your foundation dry and your basement healthy:

Gutter Cleaning: Falling debris from winter storms can clog your drainage system. Ensure your gutters are clear and, more importantly, that downspouts are directing water at least five feet away from your foundation.
The Grading Check: Take a look at your flower beds. If the soil has settled and is sloping toward the house, spring is the time to regrade it to shed water away from your living space.

4. Biophilic Refreshes

A “clean” home should also be an inspiring one. As the Valley blooms, bring that energy indoors:

Lighten the Load: Swap heavy winter drapes for breathable linens. This doesn’t just change the look; it changes the thermal gain of your rooms.
Indoor Air Gardens: Visit the Harrisonburg Farmers Market for native plants. They act as natural air purifiers, reinforcing the “biophilic” connection between our built environment and the natural world.
When choosing supplies for your spring refresh, opt for No-VOC options. We’ve often asked, ‘Is your home making you sick?‘—and reducing chemical off-gassing from cleaners and paints is the best place to start.

Stewardship is Design in Action

Spring cleaning isn’t just a chore—it’s an investment in the longevity of your home. By treating your house as a high-performance system rather than just a collection of rooms, you ensure it remains a place of comfort and sustainability for years to come.

Need a hand reimagining your space for the new season?

Whether it’s a sustainable renovation or a custom new build, we’re here to help you design a home that works as hard as you do.

Rockingham County Custom Home project update

by Charles Hendricks | Oct 10, 2025 | Accessibility, aging in place, architecture, Building Science, Charles Hendricks, Custom Home, Green Building, Indoor Air Quality, Interior Design

A lifetime home is an incredible design opportunity for us to take on with our clients. As we started this Rockingham County custom home it became very clear that our clients wanted intentional and meaningful spaces. Our designs focused on quality of life and we are using the architecture to provide a backdrop for a lifetime of memories. In our design kick-off meeting we discussed daily habits, life values, and dreams for the kind of childhood their child could experience. We laughed about stories they remembered growing up and the special places that they remembered. This is the heart of a custom home design process for us, we want to know our clients so we can join them on their journey to finding their dream home.

We gave a homework assignment to find inspirational photos of places they loved and the types of spaces that will give them energy. We balanced their goals and desires with building science and functional solutions for living spaces. We included thoughts of fun spaces, healthy and invigorating spaces, and spaces that will sooth their souls. As the design process unfolds we developed some visuals to verify the home we are designing is their dream home.

We have also visited their building site and worked to balance the slope of the land, water drainage, views, and arrival sequence for guests. This holistic process of learning our clients dreams takes time and attention. There is empathy and care infused in every decision we make along the way. It is a true gift to be able to do this and call it work. We love solving the design puzzle for our clients. We don’t just create blueprints, we infuse our clients values into their projects. Stay tuned for more photos as the design progresses.

Ready to get started on your own lifetime home? Click below to let us know! We can’t wait to hear from you!

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Finding the right architect for your Environmentally Sensitive Dream Home

by Charles Hendricks | Sep 15, 2025 | architecture, Building Science, Green Building, Indoor Air Quality

It can be tricky to find the right architect for your environmentally sensitive dream home. Building a custom home is a journey. Building a truly environmentally sensitive home is a quest. You’ve likely spent countless hours researching everything from geothermal heating to the embodied carbon of concrete. Now, the most crucial step is finding an architect who can translate that passion into a home that is both a beautiful sanctuary and a model of sustainability that fits the local environment. In our case, a mixed humid climate.

Your architect should be someone that understands the national research, building science, and local climate balanced with the abilities and standards of available local contractors. They will work with the land, the climate, the materials, and your lifestyle to create a single, integrated system. As you interview potential partners for this quest, here are the five key questions that will help you find the right architect for your dream home:

1. How does your design process work through building science for the local climate and our goals for beauty and budget?

This is an important question as you can always install more expensive systems that are often spoken about in national research. These national design standards work great for their prescribed goals but often add unneeded costs to achieve a high performance, healthy, and durable home that will last a lifetime. Common sense building science is often the most effective solution for design. Using advanced design standards will also work if budget is not considered.

2. How do you evaluate and select materials based on their durability, availability, and environmental impact?

Sustainability is about more than just “recycled” or “natural” materials. A knowledgeable architect will be fluent in the language of building materials. They will know products to recommend that will achieve your goals and be willing to research new solutions when needed.

3. Can you describe your process for integrating systems through the design process?

A high-performance home is a complex machine where the building envelope (insulation, windows, air sealing) and the mechanical systems (HVAC, water heating) must work in perfect harmony. Knowing that your architect has systems and standards for achieving a healthy, energy-efficient, and long-lasting design solution is critical for your new dream home.

4. What is your philosophy on integrating the home with the site?

A home’s position, location, and orientation on the building site will have incredible impacts on its lifetime performance. Making sure your architect will work holistically with the land to minimize site disturbance while maximizing views, solar access, and water management is critical to a successful environmental design.

5. Can you share past successful environmentally focused design projects?

Making sure your team has experience and successful projects that achieve your goals is important. While every new custom house has new challenges that need to be solved, a deep experience doing environmental design is critical to a successful dream home.

Finding the right architect is about finding a co-creator who shares your values. Their answers to these questions will tell you everything you need to know.

Common Insulation Issues that you should address

by Charles Hendricks | Jul 31, 2025 | architecture, Building Science, Green Building, Indoor Air Quality

We frequently encounter specific insulation issues in renovation projects that, once addressed, can dramatically improve your home’s energy performance. Here are a few common insulation issues that you should address in your home:

The Crawl Space Conundrum

We often find crawl spaces where insulation is improperly installed in the floor above, leading to significant problems. High moisture levels are a frequent culprit, causing insulation to pull away from the subfloor above, severely diminishing its effectiveness.

For optimal results, we recommend encapsulating the crawl space. This involves insulating both the walls and floor, combined with installing a robust vapor barrier. This strategy effectively manages moisture, prevents insulation degradation, and ensures your crawl space contributes positively to your home’s energy efficiency and healthy indoor air quality.

Attic — The Hidden Energy Drain

Another frequent discovery is an attic lacking sufficient insulation to meet current minimum energy code standards. This problem is often compounded by construction debris left on top of the insulation, which compresses it and drastically reduces its performance. Even if insulation is present, its quality and depth might not meet today’s code requirements.

Examples like these underscore a critical lesson: the quality of construction materials and their proper installation are paramount to achieving true energy efficiency. Investing in the right materials and ensuring correct application from the outset can prevent significant energy waste down the line.

thermal imaging of an attic access panel

Good, But Not Great: Room for Improvement

we do encounter insulation that is installed to a good depth for the age of the house, with proper vent baffles to keep it in place while allowing airflow. While this might seem adequate, it’s crucial to note that if it’s not airtight, it’s not performing at its peak potential. Even well-installed blown-fiber insulation can allow for air leakage, reducing its overall effectiveness.

While good depth and proper venting are essential, achieving an airtight seal between uninsulated and insulated spaces is key to maximizing insulation performance.