Siding and Cladding for Facade Renovations in Richmond, VA

Assessing Your Existing Wall Structure

Before any new siding or cladding can be installed, a thorough assessment of the existing wall structure is essential. This involves identifying the current sheathing, framing, and insulation. Look for signs of moisture damage, rot, or structural compromise. Any underlying issues must be addressed and repaired before proceeding with the new facade. This stage may require opening up sections of the wall to inspect interior conditions, especially in older Richmond properties.

Consider the type of existing substrate. Is it plywood, OSB, or an older material like plank sheathing? The condition and type of substrate will influence the choice of fasteners and the need for additional structural reinforcement. Proper investigation at this stage can prevent costly problems down the line.

Understanding Rainscreen Assemblies for Durability

For many siding and cladding applications, particularly in a climate like Richmond's, a rainscreen assembly is the benchmark for facade durability. A rainscreen creates a ventilated air gap between the exterior cladding and the water-resistant barrier (WRB) applied to the sheathing. This gap allows for drainage of any moisture that penetrates the cladding and promotes drying of the wall assembly.

When renovating, integrating a rainscreen system often means adding furring strips to the existing sheathing. These strips create the necessary air space and provide a solid attachment point for the new cladding. This system helps protect the building envelope from moisture intrusion and can contribute to improved thermal performance by allowing the wall to dry more effectively.

Lumber Plus offers a range of materials suitable for rainscreen facades, including thermally modified wood and Maximo Accoya, which are often specified for their stability in such systems. (S1)

Material Spotlight: Thermally Modified Wood

Thermally modified wood, such as Scandinavian thermally modified wood or thermally modified Ash, offers enhanced stability and durability, making it a suitable choice for exterior cladding in Richmond. The thermal modification process uses heat to alter the wood's cellular structure, reducing its tendency to absorb moisture, swell, or shrink. This improved dimensional stability is a significant advantage for facades exposed to fluctuating humidity.

These materials can provide a clean grain for contemporary facades and are available in various profiles. They are often lighter than traditional hardwoods, which can be a consideration for renovation projects where existing structural capacity is a factor. (S1)

Explore our selection of <a href="/thermally-modified-wood">thermally modified wood</a> for more details on available species and profiles.

Material Spotlight: Maximo Accoya

Maximo Accoya is acetylated wood, distinct from thermally modified wood, known for its exceptional durability and stability. This makes it a robust option for facade renovations where longevity and minimal maintenance are priorities.

Accoya's stability means it holds finishes well and can maintain its appearance over time. It can be milled into various siding and cladding profiles, offering design flexibility for modern or traditional aesthetics. (S1)

For more information on this high-performance material, visit our <a href="/products/maximo-accoya">Maximo Accoya product page</a>.

Material Spotlight: Norx Composite Cladding

Norx composite cladding offers a low-maintenance alternative to natural wood. These engineered materials are designed to resist rot, insects, and fading, providing a consistent appearance over time. For facade renovations in Richmond, where homeowners may seek a durable solution with less upkeep, Norx composite can be an attractive option.

Norx composite cladding is available in various colors and profiles, allowing for diverse design expressions. Its consistent dimensions can simplify installation, particularly for projects aiming for a uniform, modern aesthetic. (S1)

Discover the range of styles and benefits on our <a href="/brands/norx">Norx brand page</a>.

Worked Example: Facade Renovation on a 1920s Richmond Bungalow

Consider a hypothetical 1920s bungalow in Richmond, VA, with existing deteriorated wood siding. The owner wants to replace the siding with a durable, low-maintenance material while ensuring proper moisture management. The front facade measures approximately 25 feet wide by 10 feet high to the eaves, with two windows each 3 feet wide by 5 feet high, and a front door 3 feet wide by 7 feet high. The existing wall is plank sheathing over wood studs.

**Step 1: Existing Wall Assessment.** An inspection reveals some localized rot in the plank sheathing near the foundation and around one window. The existing insulation is minimal. The plan is to repair the damaged sheathing, add a continuous layer of rigid insulation over the existing sheathing for improved thermal performance, and then apply a new water-resistant barrier.

**Step 2: Rainscreen Design.** To ensure durability, a rainscreen assembly is chosen. Vertical furring strips (e.g., 3/4-inch thick by 1.5-inch wide treated lumber) will be installed over the WRB and rigid insulation. These strips will be spaced to align with the cladding's fastening points and provide the necessary ventilation gap.

**Step 3: Material Selection.** The owner selects Norx composite cladding for its low maintenance and consistent appearance. A horizontal profile with a 6-inch exposure is chosen. The total wall area is 250 sq ft (25 ft x 10 ft). Window and door openings are 2 x (3 ft x 5 ft) = 30 sq ft, and 1 x (3 ft x 7 ft) = 21 sq ft, totaling 51 sq ft of openings. Net cladding area is 250 - 51 = 199 sq ft.

**Step 4: Quantity Estimation.** Assuming a 10% waste factor for cuts and potential errors, the required cladding area would be 199 sq ft * 1.10 = 218.9 sq ft. Additional strips for perimeter and window/door framing would increase this. This example simplifies for illustration; a detailed takeoff would account for all cuts and specific panel lengths.

This approach ensures the renovation addresses not just the aesthetic upgrade but also the long-term performance and protection of the building envelope.

Before you order

• Have you thoroughly assessed the existing wall structure for damage, substrate type, and structural integrity?
• Is a water-resistant barrier (WRB) in good condition, or will a new one be installed?
• Will a rainscreen assembly with a ventilated air gap be incorporated for moisture management?
• Have you considered the impact of Richmond's climate (humidity, temperature fluctuations) on your chosen material's stability and finish?
• What are the long-term maintenance expectations for the selected siding or cladding material?
• Are the chosen fasteners compatible with both the new cladding and the existing/new substrate?
• Have you accounted for all necessary trim, flashing, and accessories around windows, doors, and corners?
• Is the material suitable for the desired aesthetic, considering profiles, colors, and textures?
• Have you obtained detailed installation instructions and confirmed the specific assembly requirements for your chosen product?

Confirm installation details, approved uses and warranty terms in the current instructions for the exact product and profile. Your installer should verify the substrate, structure and applicable project requirements.

This is a planning guide for projects in Richmond, VA. Ask our team to confirm availability, delivery to your ZIP code and which branch can support your order.

Questions to help you decide

Keep planning your project