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On-Demand Service, 24/7 Protection.

From emergency fire system repairs to scheduled maintenance and upgrades, Mainline has you covered—any time, any day, across Toronto and the GTA.

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Around-the-Clock Service for your Peace-of-Mind

When safety demands the best, fast, count on us to deliver.
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24/7 Emergency Service

Emergencies don’t wait. Neither do we. Our rapid response team is on call 24/7 to quickly get your fire systems back up and running.
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Preventative Maintenance

Stay ahead of issues with routine service and maintenance. Our helpful scheduling team and certified technicians know what you need and when you need it.
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Deficiency Repairs & System Upgrades

Our digital reporting system will get you the information you need, fast. Replace, upgrade and modernize your outdated or defective equipment to bring your fire systems up to code.

Mainline’s Promise to You

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Dependable

Quality you can count on. On time, reliable, and professional.
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Efficient

Smart designs, fully digital processes, powered by cutting-edge technology, delivered by expert technicians.
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Honest

Only the right solutions you need. No upselling, only reliability.
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Comprehensive

All your fire protection needs, handled in-house.
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Eco-Friendly

We use sustainable, non-hazardous, industry-leading tools and materials.

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Beyond the Work

Personalized support and ongoing guidance. We’re here for you every step of the way.

Have been with Mainline for 10+ years and never had a reason to complain. Prompt and Professional service.

★★★★★

Sourabh S.
Paramount Fine Foods

Mainline has been our go-to supplier for all aspects of our fire safety related activities, from new sprinkler planning and installation, through annual inspections and any repairs. The crews are neat and professional. Automated quoting and billing makes the paperwork clear and easy.

★★★★★

John P.
Paradigm Electronics Inc.

Mainline Fire Protection is a professional and reliable company. Knowledgeable and truly an expert in the field with many years of experience. Highly satisfied with the services provided for my restaurant, including their 24/7 customer service support. They ensure my business is safe. Would recommend this company for your fire safety needs.

★★★★★

Joanna P.

Mainline helped me out on my sprinklers and I was so satisfied from their time coordination and how they respect the customers. Also the team was really fast. Great job and thanks.

★★★★★

Ali D.
Votatec Group Corp

My experience with Mainline Fire Protection has been and still is fantastic. I have dealt with other companies being in business for 40+ years. Mainline fees have been reasonable. Their service has been prompt and efficient. Their technicians have been very professional and neat in whatever they do. I would recommend this company to everyone. Just try them once and you will see what I mean.

★★★★★

Kam R.

Fire and Life Safety Systems for Every Need

Fire alarms, sprinklers, extinguishers, kitchen suppression, special hazard systems, emergency exit lighting, and more. Learn about the wide range of fire and life safety technologies we offer.
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Service & Repair FAQs

What types of fire protection systems require regular maintenance and why?

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All fire protection systems need regular upkeep to perform optimally and ensure compliance. These include:
  • Sprinkler Systems: Checking for leaks, corrosion, and blockages, ensuring all mechanical components move freely.
  • Fire Alarms: Testing smoke detector sensitivity, fire alarm relay control, and overall system functionality.
  • Fire Extinguishers: Inspecting pressure levels, expiration dates, and physical condition.
  • Emergency Exit Lighting: Confirm functionality and battery health.
  • Fire Suppression Systems: Assess piping integrity and ensure discharge nozzles are unobstructed.
  • Special Hazard Systems: Checking agent levels and inspecting pressure vessels condition.
We quickly identify and resolve issues, ensuring safety with confidence. Schedule a service today.

How often should fire protection systems be serviced in Toronto?

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The frequency depends on the system type and your property’s requirements. It is advisable to book a professional assessment for an accurate recommendation, ensuring your property adheres to the fire code. At Mainline, we offer routine fire safety inspections which identify any necessary repairs to help you stay safe and compliant. Learn more about our Inspection service here.

What are the common signs that a fire protection system needs repair?

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Common issues are:
  • Frequent false or unresponsive fire alarms.
  • Visible damage, corrosion, or leaks in sprinklers or pipes.
  • Expired or low-pressure fire extinguishers.
  • Flickering or non-functional emergency lights or exit signs.
  • Error codes or warnings on fire alarm panels.
If you notice any of these, call us immediately for quick and efficient repairs.

What are the regulations regarding fire protection services in Ontario?

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The Ontario Fire Code (OFC) and the Ontario Building Code (OBC) mandate regular inspection, testing, and maintenance for all fire protection systems. Requirements vary by system type and property use. Our technicians understand the codes inside and out, and will ensure your systems stay compliant. Let us help.

What is the cost of fire protection system service and repair in Toronto?

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The cost of our fire protection systems service and repairs depends on the system type, issue, and property size. Here’s a general breakdown:
  • Fire Alarms: Repairs range from $150–$1,000, for issues like detector replacements or wiring fixes
  • Sprinkler Systems: Minor repairs start at $250, while major fixes can reach $1,000–$5,000+
  • Fire Extinguishers: Servicing costs $50–$100 per unit, with replacements varying by type
  • Emergency Lighting: Repairs typically range from $100–$300 per fixture
  • Suppression Systems: Service costs range from $500–$2,500, depending on complexity
Mainline is committed to providing honest pricing. We provide a detailed quote upfront, so you know exactly what to expect. Get in touch today.
Still have questions? Talk to us.

Comprehensive Services for Your Safety

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Design & Engineering

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Fire protection systems tailored to your property’s needs, crafted with precision and compliance.
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Installation

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Modern, code-compliant installations to maximize safety, with minimal disruption.
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Inspection & Testing

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Routine inspections and testing to keep your property compliant and prevent costly fines.

Your Mainline to Simple, Dependable Fire Protection

Keep safety uninterrupted with our 24/7 fire protection services. Expert support is just a call away.

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