Welcome to RR Engineers & Contractors

Pioneers in Pre-Insulated Ducting & HVAC Fabrication Solutions

Established in 2012, RR Engineers & Contractors is a trusted name in the field of HVAC ducting systems. We are an authorized partner of Pal/Kingspan & Alpha Ducts LLC, offering world-class Pre-Insulated Ducting Systems, Eco Panels, Spiral Ducting, CNC Machines, and a wide range of Fabrication Tools and Accessories.

Our skilled engineering team executes international and domestic projects across commercial, industrial, and residential sectors. We follow technical standards and safety norms rigorously and have received recognition from top clients including Blue Star India Ltd.

Skilled Engineering Workforce

Global Project Execution

Authorized Partner for International Brands

In-house CNC & Tooling Facility

Safety Award-Winning Team

Environmentally Friendly Systems

We continue to evolve with modern technology and ensure excellence in every project we execute. Our mission is to deliver innovative, durable, and efficient ducting solutions that meet international standards.

RR Engineers About Image

Our Specialized Services

We offer complete turnkey solutions in pre-insulated ducting, HVAC systems, under-roof insulation, CNC fabrication, ventilation, and accessories supply.

Pre-Insulated Ducting

Pre-Insulated Ducting

Authorized installation of PAL SYSTEM pre-insulated ducts offering low leakage, high strength, and clean air performance.

HVAC & Ventilation

HVAC & Ventilation

Execution of complete HVAC projects including air handling systems, chimneys, fresh air supply, and ventilation systems.

CNC Duct Fabrication

CNC Duct Fabrication

Advanced CNC machining and fabrication tools for accurate, efficient duct panel manufacturing and accessory cutting.

Under Roof Insulation

Under Roof Insulation

Efficient thermal insulation services to reduce heat gain and maintain energy efficiency for industrial and commercial spaces.

Duct Testing

Duct Testing

Smoke, light, and pressure testing for leakage checks and performance assurance of installed ducting systems.

HVAC Accessories

HVAC Accessories

Supply of ducting tools, accessories, adhesives, tapes, grilles, diffusers, dampers, and all HVAC-related parts.

Why Choose Us
RR Engineers & Contractors

With over a decade of hands-on experience, RR Engineers & Contractors is a trusted partner in delivering customized HVAC and MEP Contractors. As an authorized Pal/Kingspan & Alpha Duct LLC partner, we specialize in CNC-based duct fabrication, modular eco panels, and spiral duct installations—all manufactured and installed in-house. Our commitment to quality, safety, and innovation ensures every project meets international standards with sustainable, cost-effective execution.

PAL Certified Partner – Pre-insulated Ducting Solutions
End-to-End MEP Execution: Design to Commissioning
CNC Precision Fabrication for All Site Conditions
Eco-Friendly Materials & Sustainable Practices

95

%

Happy Client

695

+

Projects Completed

23

+

Employees

2

Locations

CNC-Driven Precision

Our advanced CNC machinery guarantees accurate and consistent fabrication of PAL ducts, eco panels, and accessories, delivering optimal airflow, long-term durability, and Fast track Applications.

Full-Scope MEP Solutions

We integrate HVAC ducting, electrical, plumbing, and fire safety services with expert QA/QC, advanced planning, and seamless coordination across all project stages.

Turnkey Project Delivery

Our team handles everything from design drawings to final site handover, reducing downtime and ensuring regulatory compliance through every critical project milestone.

Eco-Conscious Execution

We focus on sustainable ducting systems, recyclable components, smart materials, and energy-efficient layout planning—maximizing performance while minimizing environmental and operational impact.

Our Core Offerings

  • All Categories
  • Business Verticals
  • Insulation
  • HVAC

Our Team

Dedicated Experts Behind Our Engineering Excellence

At RR Engineers & Contractors, our team comprises experienced professionals specializing in PAL ducting systems, HVAC installations, and project execution. With a focus on quality, innovation, and client satisfaction, we ensure every project is delivered with precision and performance.

Mr. Shashidhar R

Mr. Shashidhar R

Founder

Mrs. Nisha Shashidhar

Mrs. Nisha Shashidhar

Managing Director

Mr. Ritesh S

Mr. Ritesh S

Project & Sales Head

Ms. Rithika

Ms. Rithika

HR & Finance Head

Testimonials

What Our Clients Say About Us

Here’s what HVAC consultants, architects, and industry experts have to say about our ducting solutions, work quality, and team dedication.

View All Reviews

Latest Insights From Our Projects

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FAQs - RR Engineers

Frequently Asked Questions

Find answers to common questions about our PAL ducting systems, accessories, services, and technical support. We’re here to help you make informed decisions for your projects.

Have More Questions?

A: PAL ducting is a pre-insulated, lightweight ducting system ideal for HVAC applications. It offers thermal insulation, sound dampening, and corrosion resistance, making it efficient and cost-effective.

A: Yes, RR Engineers offers complete on-site installation services for PAL ducting systems. Our experienced technicians ensure precision fitting, sealing, and compliance with project standards.

A: Absolutely! We offer custom-fabricated ducting accessories including bends, reducers, flanges, and supports based on project-specific requirements and dimensions.

A: We cater to a wide range of sectors including industrial plants, commercial buildings, cleanrooms, data centers, hospitals, and pharmaceutical facilities.

A: You can contact us directly via our website or support email to request detailed product catalogs, datasheets, and technical consultation. We respond within 24 hours on working days.

Request A Call Back

Looking for expert solutions in Pre-Insulated Ducting, HVAC systems, CNC Fabrication, or Ventilation Projects? Fill out the form and our team will get in touch to discuss your project and offer the best service and pricing options.

Contact Us

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