TSBC Licensed: LGA0206815
Boiler and Pressure Vessel Certified
Gas Fitter Class A and B
Red Seal Certified
Supporting Safe, Reliable, and Compliant Boiler System Operation
South Island Mechanical provides installation, replacement, and retrofit services for commercial boiler and domestic hot water systems. We support property managers, building owners, and institutional clients with safe, compliant, and efficient system solutions.
Our team is qualified to perform boiler work in accordance with Technical Safety BC (TSBC) requirements, ensuring all work meets applicable codes and safety standards.

Our Commercial Boiler Services
- Commercial boiler installation
- Boiler replacement and system upgrades
- Boiler retrofit projects
- Storage tank installation and replacement
- Hydronic system modifications
- Pump and control upgrades
- Expansion tank installation and replacement
- Combustion system adjustments
- System start-up and commissioning
We work with conventional and high-efficiency boiler systems in commercial and institutional facilities.
Boiler Retrofit and System Upgrades
Boiler retrofits can improve energy efficiency, system reliability, and long-term performance. Whether replacing aging equipment or upgrading components within an existing hydronic system, we provide structured installation and clear communication throughout the project.
We coordinate with required trades and ensure work is completed in accordance with TSBC regulations and applicable permitting requirements.
Compliance and Certifications
Boiler work in British Columbia is regulated and requires specific licensing and certifications. South Island Mechanical maintains:
- TSBC Boiler and Pressure Vessel certification (Class B and Class REF)
- Gas Fitter Class A and Class B qualifications
Our work is performed in accordance with applicable codes and standards, with documentation provided to support compliance.

Supporting Facility Management Teams
We understand that boiler systems are critical to building operations and overall facility performance.
Our approach includes:
- Clear project planning and coordination
- Communication with property managers and site contacts
- Professional conduct in occupied facilities
- Documentation to support compliance and record-keeping.

Contact South Island Mechanical
To discuss your commercial HVAC/R and mechanical service requirements, contact us by phone or on our contact page.
Call us today:
250-589-8929Submit a request:
Our Commercial Service Contact Form
