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50+ Years
experience
Emergency
services
Custom Industrial HVAC Systems for Onshore & Offshore Applications
DWD International has been designing and manufacturing industrial HVAC systems since 1974. Our expertise lies in creating explosion-proof, corrosion-resistant systems engineered to operate in extreme environments ranging from -40C to 55C. With over 45 years of specialized experience, we maintain full control over every project phase through our in-house engineering, fabrication, coating, and mechanical departments. Our proprietary coating systems and quality assurance processes ensure equipment longevity, with many systems remaining operational for over 30 years.

We provide worldwide commissioning and maintenance services, supported by a team of certified technicians familiar with international standards including ABS, ATEX, and NFPA. Our commitment to safety and compliance extends to SEMS requirements and behavioral-based safety management practices.
Services
Engineering Fabrication Electrical Systems Protective Coating Mechanical Assembly Commissioning Maintenance Offshore Services Living Quarters HVAC Electrical Buildings
Details
  • Year established: 1974
Highlights and features
  • Over 45 years of specialized HVAC experience since 1974
  • In-house engineering and fabrication capabilities
  • Global commissioning and maintenance services
  • Stringent quality control with third-party testing
  • 24/7 customer support for emergency maintenance
Services
Industrial HVAC Systems
We design and build custom HVAC systems engineered for extreme industrial environments. Our systems operate in temperatures from -40C to 55C and resist corrosion in harsh offshore conditions. Each unit undergoes extensive quality assurance testing to ensure reliability in high-risk settings like chemical plants and refineries.
Offshore HVAC Services
Specialized HVAC solutions for offshore platforms, rigs, and FPSO vessels. Our explosion-proof systems meet offshore safety standards and include pressurization units that maintain NFPA 496 compliance. We provide global commissioning and maintenance services for offshore installations in challenging marine environments.
Custom Fabrication
Complete in-house fabrication of HVAC components including cabinetry, skids, and control panels. Our 60,000 sq ft facility enables precision manufacturing with quality control at every stage. We produce custom-built systems that meet exact project specifications and international regulatory standards.
Commissioning
Global commissioning services performed by factory-trained technicians. We verify system operation at fabrication yards and final installation sites, including offshore platforms. Our team ensures optimal performance through regulatory compliance checks and environmental condition adjustments.
Preventative Maintenance
Proactive maintenance programs to maximize system longevity and performance. Our services include scheduled inspections, equipment surveys, and life expectancy assessments. We provide emergency repair services and refrigerant conversion consulting for aging systems requiring modernization.
Questions
What industries does DWD International serve?
We primarily serve the energy industry, working with oil companies, engineering firms, and industrial facility builders on onshore and offshore projects.
Do you provide international services?
Yes, we offer global commissioning, maintenance, and repair services for HVAC systems installed in offshore locations worldwide.
What makes your HVAC systems durable?
Our systems use proprietary corrosion-resistant coatings and quality materials designed to last over 30 years in extreme environmental conditions.
Can you handle emergency HVAC repairs?
Our team provides 24/7 emergency support for critical HVAC system failures with rapid response and troubleshooting capabilities.
Do you offer system customization?
Yes, all systems are custom-designed to meet specific project requirements, including explosion-proof and corrosion-resistant specifications.
What quality standards do you follow?
We comply with international standards including ABS, ATEX, NFPA, and SEMS requirements through rigorous quality control processes.