

Commercial HVAC Installation & Maintenance in the Fraser Valley
Reliable climate control for every business. Designed, installed, and maintained by licensed commercial HVAC experts.
Request a Free Commercial HVAC Consultation
Commercial HVAC Installation & Maintenance in the Fraser Valley
Reliable climate control for every business. Designed, installed, and maintained by licensed commercial HVAC experts.
Request a Free Commercial HVAC Consultation
From rooftop units to complete mechanical systems, Cohesive Mechanical delivers efficient, code-compliant HVAC solutions for commercial, industrial, and multi-unit buildings across Chilliwack and the Fraser Valley.
Partner with Chilliwack’s trusted commercial HVAC specialists.
Partner with Chilliwack’s trusted commercial HVAC specialists.
Partner with Chilliwack’s trusted commercial HVAC specialists.
Why Businesses Trust Cohesive Mechanical
Turnkey HVAC Solutions: Design, installation, and maintenance under one roof.
Licensed & Insured Professionals: Fully certified for commercial and industrial applications.
Energy-Efficient Systems: Reduce operating costs and meet BC Step Code requirements.
Custom Maintenance Plans: Prevent costly downtime with proactive servicing.
24/7 Emergency Support: Rapid response when every minute matters.
Our Process
1. Comprehensive Site Assessment
We begin with a detailed analysis of your facility’s HVAC systems, ductwork, and controls. Our technicians identify inefficiencies, compliance gaps, and opportunities for performance improvement.
2. System Design & Planning
Each commercial system is engineered to fit your building’s layout, occupancy, and operational demands. We use load calculations, airflow modeling, and energy benchmarking to design systems that maximize comfort and efficiency.
3. Professional Installation
Our licensed HVAC technicians install and commission rooftop units, make-up air systems, exhaust fans, and zoning controls to manufacturer and CSA specifications. All installations are fully documented and code-compliant.
4. Preventative Maintenance & Monitoring
Our maintenance programs include seasonal inspections, filter changes, airflow testing, and performance reporting. Preventative care keeps your system reliable, compliant, and energy-efficient year-round.
Commercial HVAC Systems We Service
Rooftop & Split Systems
Make-Up Air Units (MUA)
Exhaust & Ventilation Systems
Boilers & Hydronic Systems
Ductless & Variable Refrigerant Flow (VRF) Systems
Building Automation & Smart Thermostats
Technology & Equipment We Use
ENERGY STAR® Commercial Equipment — Engineered for long-term energy savings.
Smart Controls & Monitoring — Remote system management and fault detection.
Precision Diagnostic Tools — Airflow meters, refrigerant analyzers, and thermal sensors.
CSA-Certified Components — Ensuring durability and code compliance for every install.
The Business Benefits
Lower Operating Costs: Reduce energy waste with high-efficiency HVAC design.
Fewer Disruptions: Scheduled maintenance prevents breakdowns and downtime.
Better Air Quality: Proper filtration and ventilation improve indoor air comfort.
Regulatory Compliance: Meet BC and CSA safety and efficiency standards.
Long-Term Reliability: Systems engineered for 24/7 commercial performance.
Industries We Serve
Office Buildings & Retail Spaces
Restaurants & Hospitality
Manufacturing & Industrial Facilities
Multi-Unit Residential Complexes
Municipal & Educational Buildings
Why Businesses Trust Cohesive Mechanical
Turnkey HVAC Solutions: Design, installation, and maintenance under one roof.
Licensed & Insured Professionals: Fully certified for commercial and industrial applications.
Energy-Efficient Systems: Reduce operating costs and meet BC Step Code requirements.
Custom Maintenance Plans: Prevent costly downtime with proactive servicing.
24/7 Emergency Support: Rapid response when every minute matters.
Our Process
1. Comprehensive Site Assessment
We begin with a detailed analysis of your facility’s HVAC systems, ductwork, and controls. Our technicians identify inefficiencies, compliance gaps, and opportunities for performance improvement.
2. System Design & Planning
Each commercial system is engineered to fit your building’s layout, occupancy, and operational demands. We use load calculations, airflow modeling, and energy benchmarking to design systems that maximize comfort and efficiency.
3. Professional Installation
Our licensed HVAC technicians install and commission rooftop units, make-up air systems, exhaust fans, and zoning controls to manufacturer and CSA specifications. All installations are fully documented and code-compliant.
4. Preventative Maintenance & Monitoring
Our maintenance programs include seasonal inspections, filter changes, airflow testing, and performance reporting. Preventative care keeps your system reliable, compliant, and energy-efficient year-round.
Commercial HVAC Systems We Service
Rooftop & Split Systems
Make-Up Air Units (MUA)
Exhaust & Ventilation Systems
Boilers & Hydronic Systems
Ductless & Variable Refrigerant Flow (VRF) Systems
Building Automation & Smart Thermostats
Technology & Equipment We Use
ENERGY STAR® Commercial Equipment — Engineered for long-term energy savings.
Smart Controls & Monitoring — Remote system management and fault detection.
Precision Diagnostic Tools — Airflow meters, refrigerant analyzers, and thermal sensors.
CSA-Certified Components — Ensuring durability and code compliance for every install.
The Business Benefits
Lower Operating Costs: Reduce energy waste with high-efficiency HVAC design.
Fewer Disruptions: Scheduled maintenance prevents breakdowns and downtime.
Better Air Quality: Proper filtration and ventilation improve indoor air comfort.
Regulatory Compliance: Meet BC and CSA safety and efficiency standards.
Long-Term Reliability: Systems engineered for 24/7 commercial performance.
Industries We Serve
Office Buildings & Retail Spaces
Restaurants & Hospitality
Manufacturing & Industrial Facilities
Multi-Unit Residential Complexes
Municipal & Educational Buildings
Why Businesses Trust Cohesive Mechanical
Turnkey HVAC Solutions: Design, installation, and maintenance under one roof.
Licensed & Insured Professionals: Fully certified for commercial and industrial applications.
Energy-Efficient Systems: Reduce operating costs and meet BC Step Code requirements.
Custom Maintenance Plans: Prevent costly downtime with proactive servicing.
24/7 Emergency Support: Rapid response when every minute matters.
Our Process
1. Comprehensive Site Assessment
We begin with a detailed analysis of your facility’s HVAC systems, ductwork, and controls. Our technicians identify inefficiencies, compliance gaps, and opportunities for performance improvement.
2. System Design & Planning
Each commercial system is engineered to fit your building’s layout, occupancy, and operational demands. We use load calculations, airflow modeling, and energy benchmarking to design systems that maximize comfort and efficiency.
3. Professional Installation
Our licensed HVAC technicians install and commission rooftop units, make-up air systems, exhaust fans, and zoning controls to manufacturer and CSA specifications. All installations are fully documented and code-compliant.
4. Preventative Maintenance & Monitoring
Our maintenance programs include seasonal inspections, filter changes, airflow testing, and performance reporting. Preventative care keeps your system reliable, compliant, and energy-efficient year-round.
Commercial HVAC Systems We Service
Rooftop & Split Systems
Make-Up Air Units (MUA)
Exhaust & Ventilation Systems
Boilers & Hydronic Systems
Ductless & Variable Refrigerant Flow (VRF) Systems
Building Automation & Smart Thermostats
Technology & Equipment We Use
ENERGY STAR® Commercial Equipment — Engineered for long-term energy savings.
Smart Controls & Monitoring — Remote system management and fault detection.
Precision Diagnostic Tools — Airflow meters, refrigerant analyzers, and thermal sensors.
CSA-Certified Components — Ensuring durability and code compliance for every install.
The Business Benefits
Lower Operating Costs: Reduce energy waste with high-efficiency HVAC design.
Fewer Disruptions: Scheduled maintenance prevents breakdowns and downtime.
Better Air Quality: Proper filtration and ventilation improve indoor air comfort.
Regulatory Compliance: Meet BC and CSA safety and efficiency standards.
Long-Term Reliability: Systems engineered for 24/7 commercial performance.
Industries We Serve
Office Buildings & Retail Spaces
Restaurants & Hospitality
Manufacturing & Industrial Facilities
Multi-Unit Residential Complexes
Municipal & Educational Buildings
FAQs
How often should commercial HVAC systems be serviced?
We recommend biannual maintenance. Once before heating season and once before cooling season to ensure reliability and compliance.
Do you service rooftop HVAC units?
Yes. We install, repair, and maintain all major rooftop packaged units (RTUs) and make-up air systems.
Can you retrofit older systems for energy efficiency?
Absolutely. We can retrofit outdated HVAC systems to meet modern energy and ventilation standards, improving performance and reducing costs.
Do you offer maintenance contracts?
Yes. We offer custom maintenance contracts for commercial clients, including priority service and detailed performance reporting.
Do you provide emergency repair?
Yes. We provide 24/7 emergency service to minimize downtime and protect your operations.
FAQs
How often should commercial HVAC systems be serviced?
We recommend biannual maintenance. Once before heating season and once before cooling season to ensure reliability and compliance.
Do you service rooftop HVAC units?
Yes. We install, repair, and maintain all major rooftop packaged units (RTUs) and make-up air systems.
Can you retrofit older systems for energy efficiency?
Absolutely. We can retrofit outdated HVAC systems to meet modern energy and ventilation standards, improving performance and reducing costs.
Do you offer maintenance contracts?
Yes. We offer custom maintenance contracts for commercial clients, including priority service and detailed performance reporting.
Do you provide emergency repair?
Yes. We provide 24/7 emergency service to minimize downtime and protect your operations.
FAQs
How often should commercial HVAC systems be serviced?
We recommend biannual maintenance. Once before heating season and once before cooling season to ensure reliability and compliance.
Do you service rooftop HVAC units?
Yes. We install, repair, and maintain all major rooftop packaged units (RTUs) and make-up air systems.
Can you retrofit older systems for energy efficiency?
Absolutely. We can retrofit outdated HVAC systems to meet modern energy and ventilation standards, improving performance and reducing costs.
Do you offer maintenance contracts?
Yes. We offer custom maintenance contracts for commercial clients, including priority service and detailed performance reporting.
Do you provide emergency repair?
Yes. We provide 24/7 emergency service to minimize downtime and protect your operations.
Keep your business running at peak performance.
Keep your business running at peak performance.
(Serving Chilliwack, Abbotsford, Agassiz, and the Fraser Valley)
(Serving Chilliwack, Abbotsford, Agassiz, and the Fraser Valley)
Other Services
Other services we offer
Other Services
Other services we offer
Other Services
Other services we offer

Contact Us Today
Give your home or business the preventative maintenance that it deserves. Cohesive Mechanical is here to help with all your plumbing and HVAC needs, so your space stays comfortable and efficient year-round.

Contact Us Today
Give your home or business the preventative maintenance that it deserves. Cohesive Mechanical is here to help with all your plumbing and HVAC needs, so your space stays comfortable and efficient year-round.

Contact Us Today
Give your home or business the preventative maintenance that it deserves. Cohesive Mechanical is here to help with all your plumbing and HVAC needs, so your space stays comfortable and efficient year-round.






