HVAC DESIGN & DETAILING
DDG is one of the leading HVAC (Heating, Ventilation, and Air Conditioning) BIM company in the USA that understands the requirements of the modern HVAC market. Our in-house BIM modelers are specialized in 3D modeling and drafting services for large scale commercial, residential and retail projects.
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Our HVAC BIM Services includes,
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Equipment general arrangement plan (AHU, Chiller, CT, Pumps, etc.) including detailed sections
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Mechanical Equipment Modeling as per submittal/cut-sheet provided
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Mechanical Equipment Detailing (sections and isometric)
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Mechanical Components Modeling (with connections)
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Mechanical Duct and Duct Fittings Modeling
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Ducting plan, section, and details
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Point cloud conversion
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BOQ of Ducts, Duct Fittings, Mechanical Equipment, Diffusers, Grills, etc.
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Parametric modeling and library creation of HVAC components.
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WHAT WE DO
Founded in 2000 by two visionaries with a passion for precision and innovation, our company began as a small team of dedicated professionals focused on delivering high-quality MEP detailing. Through hard work, expertise, and a commitment to efficiency, we gradually expanded, earning the trust of clients across the United States.
Today, we are a team of 100+ skilled professionals, delivering world-class BIM MEP detailing solutions. From humble beginnings to a premier outsourcing powerhouse, our success is built on technical precision, client trust, and an unwavering commitment to quality.
Our mission is clear:
Deliver high-quality, code-compliant MEP models and drawings.
Enhance project efficiency through advanced BIM coordination.
Build lasting partnerships by ensuring accuracy, reliability, and innovation in every project.
WHY US
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In-House Software Development Team – We develop custom Revit add-ins to streamline workflows and enhance user efficiency.
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20+ Years of Industry Experience – A proven track record in BIM MEP detailing.
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A Team of 100+ Experts – Dedicated professionals committed to precision and quality.
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Code Compliance & Accuracy – Ensuring all designs meet U.S. industry regulations.
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Cutting-Edge Technology – Leveraging the latest BIM and Revit tools for maximum efficiency.
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Client-Focused Approach – Tailoring services to meet your specific project needs and goals.
"Building tomorrow’s world today, one digital model at a time."
SERVICES
We are a team of multiskilled and well experienced BIM Engineers ,
Who passionately work towards building a better future.
Our Architectural BIM services provide precise, data-driven 3D models that enhance design coordination, visualization, and project efficiency. ​
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Our Services Include:
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3D MEP Modeling – Detailed, clash-free 3D models for mechanical, electrical, plumbing, and fire protection systems.
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MEP Coordination – Detecting and resolving clashes early, ensuring smooth project execution.
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Shop Drawings Creation – Precise fabrication and installation drawings that adhere to industry standards.
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Revit Family Creation – Custom parametric Revit families to enhance modeling efficiency.
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Point Cloud to BIM – Converting laser-scanned data into accurate BIM models for renovation projects.
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Our structural detailing services ensure accuracy, efficiency, and compliance in construction planning and execution.
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Our Services Include:
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Detailed Concrete Lift Drawings – Creating accurate sequencing plans for concrete pours.
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Formwork & Reinforcement Details – Providing precise layouts for formwork and rebar placements.
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Construction Phasing Plans – Ensuring smooth execution of multi-stage concrete pours.
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Coordination with Structural & MEP – Aligning concrete lift drawings with overall building design.
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Safety & Efficiency Optimization – Enhancing construction workflow and minimizing material waste.
Our mechanical piping detailing services ensure the accurate design and fabrication of complex piping systems.
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Our Services Include:
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3D Piping Modeling – Creating precise mechanical piping layouts with accurate fittings and connections.
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Piping Coordination – Ensuring seamless integration with other building systems to prevent clashes.
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Shop & Fabrication Drawings – Delivering detailed piping drawings for fabrication and installation.
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Insulation & Hanger Detailing – Specifying insulation requirements and hanger placements for structural stability.
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System Optimization – Designing efficient routing for chilled water, steam, gas, and process piping systems.
Our plumbing detailing services ensure accurate design, seamless integration, and compliance with industry standards.
Our Services Include:
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3D Plumbing Modeling – Developing highly detailed plumbing system models for precise installation.
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Plumbing Coordination – Ensuring clash-free designs by integrating plumbing systems with mechanical and electrical components.
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Shop Drawings & Fabrication Drawings – Delivering construction-ready drawings for piping, fixtures, and water distribution.
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Drainage & Vent System Design – Designing and detailing wastewater and venting systems for optimal functionality.
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Water Supply & Distribution Design – Creating efficient and code-compliant potable water supply layouts.
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Fixture & Equipment Placement – Ensuring optimal placement of plumbing fixtures for efficiency and accessibility.
Our HVAC detailing services ensure accurate, clash-free designs for efficient heating, ventilation, and air conditioning systems.
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Our Services Include:
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3D HVAC System Modeling – Developing detailed ductwork and piping models for efficient air distribution.
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Duct & Piping Coordination – Preventing clashes with structural and MEP components for seamless installation.
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Fabrication & Shop Drawings – Providing accurate manufacturing and installation drawings.
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Hanger & Support Layouts – Ensuring proper placement for structural stability.
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Air Handling & Equipment Modeling – Accurately detailing AHUs, fans, and HVAC components.
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Energy Efficiency Optimization – Designing airflow systems that minimize energy consumption and meet ASHRAE standards.
We provide comprehensive electrical detailing solutions to enhance the accuracy and efficiency of electrical installations.
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Our services include:
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3D Electrical Modeling – Creating detailed layouts of power, lighting, and low-voltage systems.
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Cable Tray & Conduit Routing – Ensuring optimal routing for electrical distribution.
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Panel & Equipment Layouts – Defining placement of switchboards, transformers, and other components.
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Lighting & Emergency Systems – Designing layouts that meet safety and efficiency standards.
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Electrical Coordination – Preventing conflicts with mechanical and plumbing systems for seamless integration.
Our fire protection piping detailing services ensure compliance with fire safety regulations and seamless integration with building systems.
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Our Services Include:
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3D Fire Protection System Modeling – Designing sprinkler and suppression systems with accurate pipe layouts.
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Hydraulic Calculations & Sizing – Ensuring optimal water pressure and flow rates for fire safety compliance.
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Shop & Fabrication Drawings – Providing detailed drawings for accurate installation and system efficiency.
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Coordination & Clash Detection – Integrating fire protection systems with MEP components to prevent conflicts.
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Code Compliance Assurance – Adhering to NFPA and local fire safety standards.
Our fabrication spooling services streamline the manufacturing and installation of piping systems by delivering highly detailed, pre-fabrication drawings.
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Our Services Include:
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Spool Drawing Creation – Developing precise, shop-ready piping spool drawings for fabrication.
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Pipe Cutting & Welding Details – Providing exact specifications for cutting, welding, and assembly.
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Material & BOM Generation – Ensuring accurate material take-offs and bill of materials for procurement.
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Coordination with MEP & Structural Systems – Preventing clashes and ensuring seamless integration.
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Numbering & Labeling for Installation – Organizing spools for efficient on-site assembly.
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Quality Control & Compliance – Adhering to industry standards and best practices for fabrication.
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Our Revit family creation services provide high-quality, parametric BIM components that enhance modeling efficiency and project accuracy.
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Our Services Include:
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Custom Revit Family Development – Creating parametric Revit families for MEP, architectural, and structural components.
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Manufacturer-Specific Revit Content – Developing accurate models based on real-world product specifications.
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LOD-Based Revit Families – Delivering families at various Levels of Development (LOD 100-500) for different project phases.
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Performance-Optimized Families – Ensuring efficient file sizes and clean geometry for smooth model performance.
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Standardization & Compliance – Adhering to industry best practices and BIM standards for seamless integration.
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Library Organization & Management – Structuring families for easy accessibility and improved workflow efficiency.
Our Scan to BIM services transform point cloud data from laser scans into accurate, intelligent BIM models.
Our Services Include:
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Point Cloud to 3D BIM Modeling – Converting laser-scanned data into accurate Revit models.
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As-Built Documentation – Developing precise BIM models reflecting existing building conditions.
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MEP, Structural & Architectural Modeling – Creating discipline-specific models for coordination and planning.
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Clash Detection & Validation – Identifying discrepancies between design intent and actual site conditions.
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Historical Building Preservation – Digitizing heritage structures for restoration and documentation.
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Facility Management Integration – Enhancing building lifecycle management with data-rich models.