Ossman H J Heating & Cooling - Pittsburgh's Certified HVAC Repair

25 Fornoff St, Pittsburgh, PA 15209

(412) 821-1313

Company Profile

For over 50 years, Ossman H J Heating & Cooling has been a trusted HVAC partner for Pittsburgh homeowners. The region's harsh winters and humid summers, combined with the city's many historic and aging homes, often lead to unreliable heating and cooling systems. Ossman specializes in diagnosing and resolving these exact Pittsburgh-specific problems. Their technicians are experts in addressing uneven heating in multi-story homes, performing precise ductwork modifications, and providing honest assessments of aging furnaces and air conditioners. Whether through a smart thermostat installation, a comprehensive system tune-up, or a full system replacement, Ossman provides durable, efficient solutions designed to handle Pittsburgh's climate, ensuring local families stay comfortable year-round.

Service Capabilities

  • HVAC installation or replacement
  • HVAC system repair

Frequently Asked Questions

My old Pittsburgh home has hot upstairs and cold downstairs. What's the most common fix?

Uneven heating is very common in our area's older homes, often due to outdated ductwork or an improperly balanced system. We typically start by performing a thorough airflow assessment and duct inspection. Solutions can range from installing zoning dampers and adjusting your existing system to upgrading to a modern, variable-speed furnace better suited for multi-level comfort. We'll provide a clear, Pittsburgh-specific recommendation.

My furnace is over 15 years old. Should I wait for it to fail, or replace it proactively?

While many Pittsburgh furnaces last 15-20 years, efficiency drops significantly as they age, costing you more each winter. We recommend a proactive replacement before a failure, especially during a cold snap. Modern high-efficiency models can cut your gas bills by up to 30% and provide more reliable heat. We'll give you an honest assessment of your system's health and help you plan a replacement that fits your budget.

What's included in your seasonal HVAC tune-up, and why is it important for Pittsburgh weather?

Our Pittsburgh-specific tune-up includes cleaning critical components, checking safety controls, testing system operation, and ensuring optimal airflow. This preventative maintenance is crucial here because it prepares your system for our extreme seasonal shifts—preventing breakdowns during the first deep freeze or heatwave. It also improves efficiency, catches small issues before they become expensive repairs, and helps extend the life of your equipment.

Business Location & Hours



Mon:Open 24 hours
Tue:Open 24 hours
Wed:Open 24 hours
Thu:Open 24 hours
Fri:Open 24 hours
Sat:Open 24 hours
Sun:Open 24 hours


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