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.
Our HVAC BIM Services includes,
-
Equipment general arrangement plan (AHU, Chiller, CT, Pumps, etc.) including detailed sections
-
Mechanical Equipment Modeling as per submittal/cut-sheet provided
-
Mechanical Equipment Detailing (sections and isometric)
-
Mechanical Components Modeling (with connections)
-
Mechanical Duct and Duct Fittings Modeling
-
Ducting plan, section, and details
-
Point cloud conversion
-
BOQ of Ducts, Duct Fittings, Mechanical Equipment, Diffusers, Grills, etc.
-
Parametric modeling and library creation of HVAC components.
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
-
In-House Software Development Team – We develop custom Revit add-ins to streamline workflows and enhance user efficiency.
-
20+ Years of Industry Experience – A proven track record in BIM MEP detailing.
-
A Team of 100+ Experts – Dedicated professionals committed to precision and quality.
-
Code Compliance & Accuracy – Ensuring all designs meet U.S. industry regulations.
-
Cutting-Edge Technology – Leveraging the latest BIM and Revit tools for maximum efficiency.
-
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.
Our Services Include:
-
3D MEP Modeling – Detailed, clash-free 3D models for mechanical, electrical, plumbing, and fire protection systems.
-
MEP Coordination – Detecting and resolving clashes early, ensuring smooth project execution.
-
Shop Drawings Creation – Precise fabrication and installation drawings that adhere to industry standards.
-
Revit Family Creation – Custom parametric Revit families to enhance modeling efficiency.
-
Point Cloud to BIM – Converting laser-scanned data into accurate BIM models for renovation projects.
Our structural detailing services ensure accuracy, efficiency, and compliance in construction planning and execution.
Our Services Include:
-
Detailed Concrete Lift Drawings – Creating accurate sequencing plans for concrete pours.
-
Formwork & Reinforcement Details – Providing precise layouts for formwork and rebar placements.
-
Construction Phasing Plans – Ensuring smooth execution of multi-stage concrete pours.
-
Coordination with Structural & MEP – Aligning concrete lift drawings with overall building design.
-
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.
Our Services Include:
-
3D Piping Modeling – Creating precise mechanical piping layouts with accurate fittings and connections.
-
Piping Coordination – Ensuring seamless integration with other building systems to prevent clashes.
-
Shop & Fabrication Drawings – Delivering detailed piping drawings for fabrication and installation.
-
Insulation & Hanger Detailing – Specifying insulation requirements and hanger placements for structural stability.
-
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:
-
3D Plumbing Modeling – Developing highly detailed plumbing system models for precise installation.
-
Plumbing Coordination – Ensuring clash-free designs by integrating plumbing systems with mechanical and electrical components.
-
Shop Drawings & Fabrication Drawings – Delivering construction-ready drawings for piping, fixtures, and water distribution.
-
Drainage & Vent System Design – Designing and detailing wastewater and venting systems for optimal functionality.
-
Water Supply & Distribution Design – Creating efficient and code-compliant potable water supply layouts.
-
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.
Our Services Include:
-
3D HVAC System Modeling – Developing detailed ductwork and piping models for efficient air distribution.
-
Duct & Piping Coordination – Preventing clashes with structural and MEP components for seamless installation.
-
Fabrication & Shop Drawings – Providing accurate manufacturing and installation drawings.
-
Hanger & Support Layouts – Ensuring proper placement for structural stability.
-
Air Handling & Equipment Modeling – Accurately detailing AHUs, fans, and HVAC components.
-
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.
Our services include:
-
3D Electrical Modeling – Creating detailed layouts of power, lighting, and low-voltage systems.
-
Cable Tray & Conduit Routing – Ensuring optimal routing for electrical distribution.
-
Panel & Equipment Layouts – Defining placement of switchboards, transformers, and other components.
-
Lighting & Emergency Systems – Designing layouts that meet safety and efficiency standards.
-
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.
Our Services Include:
-
3D Fire Protection System Modeling – Designing sprinkler and suppression systems with accurate pipe layouts.
-
Hydraulic Calculations & Sizing – Ensuring optimal water pressure and flow rates for fire safety compliance.
-
Shop & Fabrication Drawings – Providing detailed drawings for accurate installation and system efficiency.
-
Coordination & Clash Detection – Integrating fire protection systems with MEP components to prevent conflicts.
-
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.
Our Services Include:
-
Spool Drawing Creation – Developing precise, shop-ready piping spool drawings for fabrication.
-
Pipe Cutting & Welding Details – Providing exact specifications for cutting, welding, and assembly.
-
Material & BOM Generation – Ensuring accurate material take-offs and bill of materials for procurement.
-
Coordination with MEP & Structural Systems – Preventing clashes and ensuring seamless integration.
-
Numbering & Labeling for Installation – Organizing spools for efficient on-site assembly.
-
Quality Control & Compliance – Adhering to industry standards and best practices for fabrication.
Our Revit family creation services provide high-quality, parametric BIM components that enhance modeling efficiency and project accuracy.
Our Services Include:
-
Custom Revit Family Development – Creating parametric Revit families for MEP, architectural, and structural components.
-
Manufacturer-Specific Revit Content – Developing accurate models based on real-world product specifications.
-
LOD-Based Revit Families – Delivering families at various Levels of Development (LOD 100-500) for different project phases.
-
Performance-Optimized Families – Ensuring efficient file sizes and clean geometry for smooth model performance.
-
Standardization & Compliance – Adhering to industry best practices and BIM standards for seamless integration.
-
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:
-
Point Cloud to 3D BIM Modeling – Converting laser-scanned data into accurate Revit models.
-
As-Built Documentation – Developing precise BIM models reflecting existing building conditions.
-
MEP, Structural & Architectural Modeling – Creating discipline-specific models for coordination and planning.
-
Clash Detection & Validation – Identifying discrepancies between design intent and actual site conditions.
-
Historical Building Preservation – Digitizing heritage structures for restoration and documentation.
-
Facility Management Integration – Enhancing building lifecycle management with data-rich models.