Single-Zone Mini-Split
One outdoor unit paired with one indoor air handler for a bedroom, office, addition, garage or other individual space.
BA HVAC LLC • SAN DIMAS, CA
Mini-Split & Heat Pump Systems in San Dimas, CA
Flexible heating and cooling for spaces that need a different HVAC solution.
BA HVAC installs and services ductless mini-split and heat-pump systems for bedrooms, additions, garages, offices, ADUs, multi-zone applications and other spaces where individual comfort control can make sense.
✓ Licensed & Insured
✓ Single & Multi-Zone
✓ Residential & Light Commercial
SYSTEM TYPES
Mini-Split & Heat Pump Options
We evaluate the space and installation conditions before recommending an equipment configuration.
Multi-Zone Mini-Split
One compatible outdoor unit serving multiple indoor heads so different rooms or areas can have individual control.
Ductless Heat Pump
Many mini-split systems provide both heating and cooling through heat-pump operation.
Whole-Home Applications
Multi-zone ductless configurations can be considered for qualifying homes depending on layout and load requirements.
ADU & Addition HVAC
Mini-splits are often considered for ADUs, additions and converted spaces where extending existing ductwork may not be ideal.
Commercial Mini-Splits
Ductless systems can be useful for offices, server rooms and other light-commercial spaces needing dedicated comfort control.
WHERE THEY WORK WELL
Common Mini-Split Applications
Mini-splits are often chosen when individual room control or limited ductwork makes a ductless system practical.
Bedrooms
Add dedicated comfort control to rooms that are consistently warmer or colder than the rest of the home.
Garages
Condition workshops, converted garages and hobby spaces without extending the existing central HVAC system.
Home Offices
Provide independent cooling and heating for workspaces that need different comfort settings.
ADUs
Mini-splits can provide heating and cooling for accessory dwelling units without requiring conventional duct systems.
Room Additions
Serve additions where the existing HVAC system may not have been designed for the added square footage.
Commercial Rooms
Provide dedicated comfort for offices, equipment rooms and other small commercial areas.
INSTALLATION PROCESS
We Match the System to the Space.
Mini-split installation depends on more than choosing an indoor head. We look at the rooms being conditioned, equipment capacity, mounting locations, line-set routing, condensate drainage, electrical requirements and outdoor-unit placement.
1. Review the SpaceRoom use, size, layout and comfort goals are reviewed.
2. Select the ConfigurationSingle-zone or multi-zone equipment is matched to the application.
3. Plan the InstallationIndoor heads, outdoor unit, line-set routing and drainage are considered.
4. Prepare the ProposalEquipment, labor, scope, price and important exclusions are documented.
PROJECT DETAILS
Items That Can Affect Mini-Split Installation
The final scope and price can vary based on the equipment and the property.
Electrical Requirements
New circuits, disconnects, panel work or other electrical items may be separate unless specifically included in the proposal.
Line-Set Routing
Distance, wall penetrations, routing complexity and line-set cover requirements can affect labor and material scope.
Condensate Drainage
Gravity drainage is preferred when possible. Some locations may require condensate pumps or additional drain routing.
Indoor Head Location
Wall construction, clearances, room layout and appearance preferences can affect the best mounting location.
Outdoor Unit Placement
Access, clearances, mounting surface, brackets or equipment pad requirements may affect the installation.
Permits & Compliance
Permit, inspection or other local compliance requirements vary by project and jurisdiction and should be identified in the proposal.
SERVICE AREA
Mini-Split Installation in San Dimas & Nearby Communities
BA HVAC provides mini-split and heat-pump service throughout San Dimas and surrounding areas.
San Dimas
Glendora
La Verne
Claremont
Covina
West Covina
Pomona
Rancho Cucamonga
Fontana
Ontario
Irwindale
Duarte
Pasadena
Glendale
MINI-SPLIT FAQ
Common Mini-Split & Heat Pump Questions
A ductless mini-split uses an outdoor unit connected to one or more indoor air handlers, allowing heating and cooling without conventional ductwork in the conditioned area.
Yes. Multi-zone systems can connect one compatible outdoor unit to multiple indoor heads, subject to equipment capacity, layout and manufacturer requirements.
Many mini-split systems are heat pumps and can provide both cooling and heating. The exact operating range depends on the selected equipment.
Electrical scope varies by project. New circuits, disconnects, panels or other electrical work may be separate unless specifically included in the proposal.
Considering a Mini-Split or Heat Pump?
Request an assessment and installation estimate with BA HVAC.