Cleanroom & Regulatory Precision
Pharmaceutical Cleanroom HVAC & Engineering Services
Engineered cleanroom HVAC systems, terminal HEPA filtration, differential pressure cascading, and validation documentation for pharmaceutical and life-sciences facilities in Gujarat.
Ahmedabad & Gujarat
Local Site Teams
Concept to Handover
One-Stop Responsibility
Equipment & Spares
Project-Specific Supply
Quality & Safety
Standards Compliant
Engineered Environmental Control Aligned with Stringent GMP Standards
Pharmaceutical formulations, sterile injectables, biologicals, and API manufacturing require uncompromising climate control and contamination defense. DHRIVA Engineering Solutions specializes in pharmaceutical cleanroom HVAC and MEP engineering across Ahmedabad, Sanand, Kadi, Vadodara, and Gujarat's leading pharma belts.
We design, fabricate, and install cleanroom HVAC systems that strictly maintain temperature (down to ±1°C), relative humidity (controlled from 35% to 55% RH), room differential pressure cascades (10 to 15 Pa increments), and airborne particle count standards according to ISO 14644 and GMP guidelines.
From double-skin hygienic AHUs with thermal break construction to airtight SS ductwork, terminal HEPA filters, laminar air flow (LAF) workstations, and validation assistance, DHRIVA provides a dependable one-stop solution.
Equipment, Systems & Materials Handled
- Double-Skin Hygienic Air Handling Units with Plug Fans & VFDs
- Terminal HEPA Filter Housings (Efficiency 99.97% & 99.997% @ 0.3 micron)
- Solid Desiccant Dehumidifiers with Reactivation Heaters
- Stainless Steel (SS 304/316) Cleanroom Ducting & Risers
- Air Showers, Pass Boxes (Static & Dynamic) & Mist Showers
- Magnehelic & Digital Differential Pressure Gauges
- Cleanroom Laminar Airflow (LAF) Units & Reverse Laminar Airflow (RLAF) Booths
Why Partner with DHRIVA
We combine technical understanding, dependable site coordination, and project-specific material supply for Gujarat's leading industrial sectors.
- ✓Direct Site ExecutionExperienced engineers supervising work to precision tolerances.
- ✓No Sourcing FrictionEquipment, ducting, piping, and switchgear sourced to project BOQ.
- ✓Local CoordinationFast response times across Ahmedabad, Sanand, Changodar, Kadi & Dahej.
Capabilities
Core Pharmaceutical Engineering Services Scope of Work
Explore our comprehensive execution and technical capabilities across this service vertical.
Cleanroom HVAC Installation
Erection of double-skin AHUs, direct-expansion/chilled-water systems, and airtight cleanroom ducting networks.
Differential Pressure Cascade Management
Balancing supply, return, and bleed air flows to maintain positive or negative pressure barriers between classified zones.
Terminal HEPA & Filtration Systems
Mounting terminal HEPA filter housings, fluid-seal/gasket-seal housings, pre-filters, and air distribution plenums.
Dehumidification & Low-RH Air Systems
Integrating desiccant dehumidifiers and deep cooling coils for hygroscopic oral solid dosage (OSD) and effervescent suites.
Laminar Airflow (LAF) & Biosafety Cabinets
Installation and validation assistance for Class 100 / Grade A unidirectional airflow hoods and sampling booths.
GMP Validation & Documentation Support
Supporting DQ, IQ, and OQ documentation, calibration certificates, air balancing logs, and airflow visualization studies.
Applications
Sectors & Facility Types We Serve
Customized engineering and execution suited to demanding regulatory and industrial environments.
Oral Solid Dosage (OSD) Facilities
Tablet compression, coating, and granulation suites with dust extraction and RH control.
Sterile Injectable & Vial Filling Plants
Grade A/B aseptic processing areas, unidirectional airflow, and strict pressure cascading.
Active Pharmaceutical Ingredients (API) & Bulk Drugs
Corrosion-resistant exhaust systems, solvent extraction, and explosion-proof HVAC.
Biotech & R&D Laboratories
Biosafety containment levels BSL-1 through BSL-3, negative pressure rooms, and exhaust filtration.
Methodology
How We Execute from Concept to Commissioning
A disciplined step-by-step framework ensuring project transparency, safety, and milestone adherence.
Zoning & Pressure Cascade Layout
Defining classified boundaries (Grade A to D / ISO 5 to 8) and cleanroom airflow direction schematics.
Hygienic Duct Fabrication & Installation
Installing leak-tested, degreased GI/SS ductwork with factory-installed antimicrobial insulation.
HEPA Mounting & Seal Integrity Testing
Installing certified HEPA filters, performing PAO/DOP aerosol integrity test coordination.
Air Balancing & Qualification Handover
Balancing ACPH, room static pressures, temp/RH mapping, and providing complete documentation dossiers.
Frequently Asked Questions
Answers to common technical and commercial queries regarding our pharmaceutical engineering services.
Related Disciplines
Complementary Engineering Services
Combine services with DHRIVA for seamless site coordination and single-point accountability.
HVAC Services
End-to-end HVAC solutions from initial layout understanding through installation, testing, commissioning, and project-specific equipment and spares supply.
HVAC Engineering
Technical evaluation, duct and piping sizing coordination, cleanroom airflow calculations, and equipment specification matching for industrial and pharma projects.
Testing & Commissioning
Rigorous testing, adjusting and balancing (TAB), electrical testing, hydro-testing, and commissioning support to guarantee systems operate safely to design parameters.

Have an Engineering Requirement? Let's Discuss.
Whether you require HVAC cleanroom installation, MEP utilities, electrical power distribution, or testing & commissioning support, our Ahmedabad engineering team is ready to partner with you.
Why Initiate Your Project With Us:
- Rapid Site Technical ReviewQuick on-site evaluation of facility layouts & scope in Gujarat.
- Project-Specific BOQ & Material SourcingOptimized technical bill of quantities with dependable supply.
- Turnkey AccountabilitySingle-window execution from supply to certified handover.
