Hot water
Domestic hot water support
Solar hot water systems can reduce purchased energy by using collectors and storage matched to household use.
Solar heating
Solar Heating
Solar heating support for Sydney and NSW homes, pools and selected heating systems using evacuated tube solar hot water.
Evacuated tube solar collectors
Domestic hot water support
Storage and boosting design
Installation and service planning
Solar hot water and heating
Solar design starts with usage, collector area and storage.
Solar hot water sizing depends on household needs, roof conditions, storage tanks and evacuated tube collectors.
Solar collection, storage and boosting should be designed together so the system can contribute effectively to hot water or heating loads.
Solar heating applications
Solar hot water support designed around usage and climate.
Solar thermal design can use evacuated tube hot water systems for homes, pools and selected heating applications.
Evacuated tubes
High solar capture
Evacuated tube collectors use vacuum insulation to reduce heat loss and retain solar energy.
Boosting
Backup when needed
Electric or gas boosting can provide reliable hot water when solar contribution is not enough.
Service
Design and installation support
Design, installation, commissioning and service planning should be coordinated as one scope.
Design process
Designed around solar gain and hot water demand.
Solar thermal design should confirm demand first, then collector layout, storage and boosting.
- 01
Review usage
Confirm occupants, hot water draw-off, appliance use and peak demand.
- 02
Check roof and climate
Review roof pitch, orientation, exposure, shading and local conditions.
- 03
Size collectors and storage
Match evacuated tube collector area and tank size to the expected demand.
- 04
Plan boosting and service
Coordinate backup heating, controls, commissioning and maintenance access.
Technical planning
Collector, storage and booster need to work as one system.
Solar heating performance depends on collector exposure, storage capacity, usage patterns and backup strategy.
- Collector
- Evacuated tube collectors absorb solar energy and transfer heat through the manifold.
- Storage
- Tank size should match the daily hot water profile and expected solar contribution.
- Boosting
- Electric or gas boosting can maintain reliability when solar input is limited.
- Site
- Roof pitch, orientation, shading, climate and water quality affect system selection.
Suitable projects
Where solar heating can contribute.
- Domestic solar hot water
- Homes reducing electric or gas hot water use
- Pool and spa solar contribution
- Hydronic projects needing renewable input
- Projects with suitable roof exposure
- New homes planning storage and boosting early
FAQ
Common solar heating questions.
What affects solar hot water sizing?
Occupancy, water usage, timing of use, roof pitch, orientation, local climate, water quality and boosting strategy all matter.
What are evacuated tube collectors?
They are solar collectors with vacuum-insulated tubes that absorb solar energy and transfer heat into a manifold.
Is backup heating needed?
Often, yes. Electric or gas boosting can maintain hot water supply when solar gain is low or demand is high.
Can solar support pools or hydronic projects?
It can be considered, but storage, temperature and seasonal demand need project-specific design.
Projects
Projects using solar heating
An evacuated tube solar combi system installed to support hydronic heating and domestic hot water at a Collaroy property.
Collaroy, Northern Beaches, NSW
Evacuated Tube Solar Combi System – Collaroy
Solar Combi System
An evacuated tube solar combi system installed to support hydronic heating and domestic hot water at a Vaucluse residence.
Vaucluse, Eastern Suburbs, NSW
Evacuated Tube Solar Combi System – Vaucluse
Solar Combi System
Use the sun well
Need solar hot water designed around the actual load?
Share household size, roof details, water usage and project goals so the solar system can be sized properly.
Need full delivery support?
Review SmartHeat's design, supply and installation service for complete project coordination.
Design, Supply & Installation