BLOG Maintaining the exterior of a 40 year old plus home Apr 19, 2025

Reviving a 40-Year-Old Home Exterior: A Comprehensive Guide

Owning a home that’s stood for four decades is a testament to enduring craftsmanship. However, time and the elements can take a toll on its exterior. Whether you’re aiming to enhance curb appeal or protect your investment, a well-executed exterior painting project can breathe new life into your property. Here’s a step-by-step guide to assist homeowners in rejuvenating their 40-year-old home’s exterior.

1. Assess the Current Condition

Begin with a thorough inspection of your home’s exterior:

• Paint Issues: Look for signs like peeling, cracking, or fading paint.
• Structural Concerns: Identify areas with wood rot, mold, or mildew.
• Surface Integrity: Check for chalky residue, which indicates paint degradation. 

Addressing these issues early can prevent more extensive repairs down the line.

2. Optimal Timing for Painting

For the best results, plan your painting project during periods of mild weather. Late spring and early fall are ideal, with temperatures between 50°F and 70°F and low humidity levels. Avoid painting during rainy conditions or when pollen levels are high, as these can affect paint adhesion and finish .

3. Preparation is Key

A successful paint job hinges on meticulous preparation:

• Cleaning: Use a low-pressure washer to remove dirt, mold, and old paint residues.
• Repairs: Fix any damaged areas, such as cracks or holes, using appropriate fillers.
• Sanding: Smooth out rough surfaces to ensure even paint application.
• Priming: Apply a primer suitable for your siding material to enhance paint adhesion and durability . 

4. Choosing the Right Paint

Select high-quality, eco-friendly exterior paints that are appropriate for your home’s siding material. For instance, 100% acrylic latex paints are versatile and durable. When painting over darker colors or materials like brick, consider using a masonry primer followed by elastomeric or acrylic latex paint for optimal coverage and longevity .

5. Application Techniques

Apply paint using methods that suit your comfort and the surface area:

• Brushes and Rollers: Ideal for detailed work and smaller areas.
• Sprayers: Efficient for large surfaces but require careful handling to avoid overspray. 

Ensure consistent coverage by applying two coats of paint, allowing adequate drying time between coats .

6. Post-Painting Maintenance

To extend the life of your new paint job:

• Regular Cleaning: Gently wash the exterior annually to remove dirt and prevent mold growth.
• Inspections: Check for signs of wear, such as peeling or cracking, and address them promptly.
• Caulking: Inspect and replace caulk around windows and doors to maintain a watertight seal . 

7. Safety Considerations

If your home was built before 1978, there’s a possibility of lead-based paint. In such cases, it’s advisable to consult professionals trained in lead-safe practices to handle paint removal and application safely.

8. Professional Assistance

While DIY projects can be fulfilling, hiring experienced professionals ensures quality results, especially for extensive or complex exteriors. Professionals bring expertise, the right tools, and can complete the job efficiently, saving you time and potential headaches.

Conclusion

Revitalizing the exterior of a 40-year-old home is a rewarding endeavor that enhances its beauty and protects it from the elements. By following these guidelines, homeowners can achieve a durable and aesthetically pleasing finish that stands the test of time.