| WELCOME TO MODERN DAY OF THE BAY! We are a central vacuum installer who provide residential and commercial services to Northern California clients. We are a family owned business that was established in 1982. We are passionate about helping our clients enhance their homes and health. Our products include MD Manufacturing central vacuums and accessories, as well as service, repair, and upgrade all brands including the Power-Up-System by Grand Beamco Central Vacuum, in the greater San Francisco Bay Area and Northern California. |
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