Mechanical systems
Comfort strategies grounded in building reality.
Heating, cooling, and ventilation evaluated as part of the architecture, from system planning through design review.
Integrated building engineering · New York
Engineering the whole building.
VentiFlux brings HVAC, architecture, and building-envelope thinking into one coordinated consulting practice—from early design decisions through field delivery.
Capabilities
A coordinated view of building performance.
Choose an area to see how VentiFlux contributes across design, coordination, and delivery.
Numerical simulation · CFD
See how air and heat will move before making changes.
Room airflow modeling that reveals drafts, hot and cold spots, and weak ventilation, then compares design options.
Building envelope
Aligning enclosure decisions with indoor performance.
Façade, insulation, air control, and moisture considerations connected to the mechanical approach.
Energy & rebates
Turning better systems into better project economics.
Incentive-pathway review and rebate coordination, including our free incentives estimator.
Project delivery
Clear direction from concept to field execution.
Scope development, trade coordination, and delivery oversight with qualified subcontracting partners.
How we engage
A practical path from question to coordinated scope.
The engagement is shaped around the project—focused enough to solve the immediate problem, broad enough to catch the interfaces around it.
Frame the problem
Clarify the performance goals, constraints, existing conditions, and decisions that need to be made.
Integrate the disciplines
Connect mechanical, architectural, envelope, and project-delivery considerations into one technical direction.
Define an executable scope
Translate the strategy into clear responsibilities, coordination points, and practical next steps.
Support delivery
Coordinate with project teams and subcontracting partners as the work moves from design toward completion.
“Buildings perform as systems. Our consulting is structured the same way.”
Mechanical systems do not stop at the equipment room. Envelope choices, occupancy, architecture, controls, installation, and incentives all shape the result.
Based in New York CitySupporting owners, developers, architects, contractors, and project teams.
Free engineering tools
Calculators we use in practice.
CFD meshing and boundary conditions, psychrometrics, and New York home energy incentives. No sign-up, runs entirely in your browser.
Open the calculatorsLearn with VentiFlux
Free engineering courses for better buildings.
Twelve in-depth courses on ventilation, natural convection, heat and mass transfer, heat exchangers, thermal comfort, and indoor air quality. Written by engineers, backed by established textbooks and peer-reviewed research, with worked calculations in every course.
Heat Transfer Foundations
Natural, forced, and mixed convection: the physics, the dimensionless groups, and the correlations engineers use.
3 courses →HVAC Systems and Components
Heat exchangers, psychrometrics, cooling towers, and the heat and mass transfer inside real equipment.
3 courses →Ventilation and Indoor Air Quality
Air distribution strategies, buoyancy-driven ventilation, and the ventilation rates that protect health.
3 courses →Thermal Comfort, CFD and Energy
Comfort science, ventilation CFD best practice, and heat recovery for energy-efficient buildings.
3 courses →Start a conversation
Bring us the project question.
Tell us what you are planning, where the work stands, and where the technical uncertainty is. We will help define the next useful step.