The Bay Area is full of beautiful older homes—Victorians, Craftsmen, Eichlers, and mid-century ranches. These homes have unique HVAC challenges.
Common Older Home Challenges
No Existing Ductwork - Pre-1940s homes often have no ducts - Radiator heat was common - Adding ducts can be invasive
Inadequate Electrical - Older panels may not support modern HVAC - May need electrical upgrade first
Tight Spaces - Limited attic/crawlspace access - Small mechanical closets - No good outdoor unit locations
Preservation Concerns - Want to maintain character - Visible equipment undesirable - Ductwork could damage finishes
Solutions by Home Type
Victorian Homes (Pre-1900) **Challenges:** No ducts, historic preservation, tall ceilings
Best Solutions: - Ductless mini-splits (least invasive) - High-wall or ceiling cassette units - Individual room control
Craftsman Homes (1900-1930) **Challenges:** Limited closet space, often have radiant heat
Best Solutions: - Mini-splits for AC - Keep existing radiators if working - High-velocity mini-duct systems
Eichler Homes (1950s-1970s) **Challenges:** Radiant floor heat, flat roofs, open floor plans
Best Solutions: - Keep radiant heat, add AC only - Mini-splits work well - Consider central AC with attic ducts
Mid-Century Ranch (1950s-1970s) **Challenges:** Aging systems, low ceilings, slab construction
Best Solutions: - Central system replacement - Attic ductwork possible - Mini-splits for additions
Mini-Splits: The Go-To Solution
For most older Bay Area homes, ductless mini-splits offer: - No ductwork required - Minimal installation footprint - Zone control - High efficiency - Quiet operation
When Ducts Make Sense
Consider ductwork if: - Home already has partial duct system - Extensive remodel planned - Large open floor plan - Prefer hidden equipment
Working with Historic Homes
Preservation Tips - Use ductless to avoid wall damage - Place outdoor units in inconspicuous locations - Consider mini-duct systems for hidden distribution - Work with knowledgeable contractors
Common Compromises - Wall units are visible but reversible - High-velocity ducts can fit in small spaces - Ceiling cassettes blend well
Cost Considerations
Older Home Premium Expect higher costs due to: - More complex installation - Electrical upgrades needed - Access difficulties - Custom solutions required
Budget Range - Mini-split per zone: $3,500-$6,000 - Whole-home mini-split: $15,000-$30,000 - Central with new ducts: $20,000-$35,000+
Finding the Right Contractor
Look for: - Experience with older homes - Mini-split expertise - Preservation sensitivity - Multiple solution options - Proper licensing
Your older home deserves HVAC that provides modern comfort while respecting its character. The right solution exists—it just takes expertise to find it.