Single-Fan Unit
Single-Fan Rooftop with Mixing
One supply fan serves the mixed-air path.
Outdoor-air-only and return-air-only single-fan versions are also available.
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Packaged Rooftop Units
Compare supported rooftop airside layouts while HVACinOne recalculates the refrigeration cycle, component duties and operating limits.
SUPPORTED CONFIGURATIONS
Explore Supported Rooftop Configurations
Choose a unit architecture to compare its airflow path and component arrangement.
These diagrams show representative rooftop configurations; available options depend on the manufacturer-defined product structure.
Dual-Fan Unit
Dual-Fan Rooftop with Mixing
Separate supply and extract fans create two controlled air paths.
Heat-Recovery Unit
Dual-Fan Rooftop with Rotary Heat Recovery
A rotary heat exchanger connects the supply and extract air paths.
A plate heat recovery version is also available.
Showing Single-Fan Unit.
Scope note: Published layouts show representative airside arrangements. Available components and commercial outputs depend on the configured product data and enabled modules.
ENGINEERING — ROOFTOP
Engineering Capabilities
Compressor, evaporator and condenser balance at a common operating point
Updated heating and cooling performance after component or operating-condition changes
Supported inverter frequencies and compressor-envelope checks where data is available
Airside fan duties and condenser airflow from fan and coil performance data
Supported airside and multi-circuit comparisons under the same operating conditions
COMPONENTS
Selectable Components
Supply, return/exhaust and condenser fans
Compressors
Evaporator and condenser coils
Plate or rotary heat recovery
Filters
Up to 3 stages
Dampers
Heating components
Electrical · Water · Natural gas
Casing
Silencer
Additional accessories
Such as controllers and sensors
Component availability depends on product type and configuration.
ONE CONNECTED PLATFORM
Why Teams Move Faster with HVACinOne
Compare supported alternatives
Review technical performance and cost impact together where costing is enabled.
Use connected calculation data
Run supported supplier calculation libraries inside the configured product workflow.
Keep product logic controlled
Manage supported product families, rules, components and outputs from a central data structure.
Carry approved data forward
Use approved engineering data in enabled Project, BOM & Cost and quotation workflows.
Work across 14 validated languages
Use the validated multilingual interface and document environment configured for the platform.
Authorized users can maintain supported day-to-day rules and configurations. New or proprietary DLL integrations may require initial technical integration.
OUTPUTS
Technical & Commercial Outputs, Your Way
Design technical reports and commercial documents to match your corporate identity. With Report Designer, you control the layout, content and branding of every output — creating professional documents that reflect your company and help you stand apart.
Custom-branded report layouts
Technical datasheets (PDF)
Fan performance curves
Device diagrams
Compressor operating-envelope graphs
Excel export
Commercial quotation outputs
Reports and quotations in 14 languages
Available report content depends on the selected product and configuration.
