Modern comfort and safety for classic Bay Area homes.
Owning an older home in the San Francisco Bay Area often means enjoying timeless architecture, character, and craftsmanship — but behind those charming walls, the electrical and plumbing systems might be outdated.
Modern living demands more power, efficiency, and reliability than ever before, which is why upgrading your home’s infrastructure is one of the smartest investments you can make.
At Division General Building, we help homeowners modernize their systems while preserving the beauty and integrity of their homes. Here are some of the most common — and essential — upgrades we recommend.
1️⃣ Electrical Panel Upgrade
Most homes built before the 1980s were not designed to handle today’s electrical loads — from smart appliances to EV chargers.
Upgrading your main electrical panel improves safety, prevents tripped breakers, and supports modern technology.
Benefits:
- Prevents power overloads and fire hazards.
- Increases energy efficiency.
- Prepares your home for new systems like HVAC, solar, or EV chargers.
💡 Pro Tip: If your panel still uses fuses instead of breakers, it’s definitely time for a replacement.
2️⃣ Rewiring and Grounding
Old wiring (especially aluminum or cloth-covered wire) can be unsafe and inefficient. Rewiring ensures your home meets current electrical codes and eliminates hidden risks inside your walls.
Benefits:
- Reduces the risk of electrical fires.
- Improves circuit performance and stability.
- Ensures all outlets and fixtures are properly grounded.
⚡ Expert Insight: Rewiring is especially important if your lights flicker, outlets feel warm, or breakers frequently trip.
3️⃣ Replace Galvanized Plumbing with Copper or PEX
Many older homes in the Bay Area still use galvanized steel pipes, which corrode over time, leading to poor water pressure, rust-colored water, and leaks.
Modern materials like copper and PEX offer cleaner, longer-lasting performance.
Benefits:
- Stronger water pressure and cleaner water.
- Less risk of leaks and corrosion.
- Greater lifespan and lower maintenance.
💧 Pro Tip: If your water looks slightly brown or your faucets clog easily, it’s likely time for a full repiping.
4️⃣ Upgrade the Water Heater
Older water heaters are not only inefficient — they can also be expensive to run.
Installing a tankless water heater or a high-efficiency model ensures you always have hot water while lowering energy costs.
Benefits:
- Endless hot water on demand.
- Lower monthly energy bills.
- Compact design that saves space.
💡 Bay Area Advantage: Tankless systems are ideal for smaller homes and ADUs, providing modern comfort without taking up valuable square footage.
5️⃣ Install GFCI and AFCI Protection
Modern electrical codes require GFCI (Ground Fault Circuit Interrupter) outlets in bathrooms, kitchens, garages, and outdoor spaces — and AFCI (Arc Fault Circuit Interrupter) protection for bedrooms and living areas.
Benefits:
- Prevents electrical shocks and fires.
- Meets safety regulations and inspection standards.
- Adds long-term value and peace of mind.
⚙️ Safety Note: These upgrades are especially crucial for homeowners planning to remodel or sell their property.
Why Upgrade Now?
Investing in modern electrical and plumbing systems not only keeps your home safe — it also increases property value, improves energy efficiency, and prepares your home for future upgrades like solar panels, smart devices, or EV charging.
At Division General Building, we combine technical expertise with over 15 years of construction and remodeling experience to deliver upgrades that stand the test of time.
Upgrade Your Home Safely and Smartly
If your home is more than 30 years old, it’s time to bring its systems up to today’s standards.
Contact Division General Building for a free inspection and consultation — our licensed team will evaluate your current setup and recommend the best solutions to keep your home efficient, modern, and secure.
📞 (650) 255-3511 | (415) 519-5505
📧 division.g.building@icloud.com
📍 5150 3rd St, San Francisco, CA 94124
Serving Areas: San Francisco, San Mateo, San Bruno, San Carlos, San Jose, San Rafael, Berkeley, Oakland, Millbrae, Richmond