Maintenance Matters
Protect Your Home & Comfort
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Keep Systems Running Efficiently
Regular maintenance prevents breakdowns and ensures your heating, cooling, and plumbing systems work at peak performance all year long.
Lower Utility Bills
Clean, well-maintained equipment uses less energy. Save money month after month by keeping everything in top shape.
Avoid Expensive Repairs
Small issues become big problems when left unchecked. Catch them early with routine checkups from Wiehler’s certified technicians.
Extend Equipment Lifespan
Protect your investment. Proper care can add years to the life of your furnace, AC, water heater, and more.
PDFs of Maintenance Manuals
Noritz Manual
Bradford White Manual
Coleman Manual
At Wiehler, our Routine Maintenance Program keeps your heating and cooling systems running smoothly and within manufacturer specs. We handle all required maintenance from furnaces, ACs, water heaters, and more!
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Calgary’s #1 Choice for Maintenance Services!
Don’t just take our word for it!
Providing outstanding customer service since 1979. We treat our customers like family and consistently provide outstanding service. See the feedback from more than 800 of our loyal customers.
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Trusted Safety With COR Certification
We are COR (Certificate of Recognition) certified, showcasing our steadfast commitment to the highest health and safety standards in all projects. This provides clients with assurance of safe, risk-minimized work environments. Our COR certification signifies our dedication to excellence and reliability, making us a trusted partner for quality mechanical solutions and a safe, productive workplace.