JLM Heating and Air Conditioning

Products And Services

• 

  air conditioner repair

  we service and repair all makes and models

• 

  furnace repair

  we service and repair all makes and models

• 

  air conditioner installation

  High quality air conditioner installations

• 

  Furnace Installation

• 

  Humidifier Service and Installation

• 

  Indoor air quality

  We provide service, repair and installation for indoor air quality products including high efficient air filters, air cleaners, humidifier UV lights

• Water Heater Installation

  At JLM Heating & Air Conditioning, we provide expert water heater services for homes and businesses throughout the St. Louis area. We install and maintain tank, tankless, and heat pump water heaters to ensure maximum efficiency and long-lasting performance. Our team also handles repairs for leaks, inconsistent hot water, or other issues quickly and reliably. With every job, we’re committed to delivering professional service and complete customer satisfaction.

• Boiler Installation

  At JLM Heating & Air Conditioning, we love boilers and the reliable warmth they deliver for homes and businesses. We install, repair, and maintain both water and steam boiler systems, offering expert installations from top brands and solutions tailored to your needs. When issues arise — mechanical faults, leaks, or uneven heating — our team is ready to handle them all. With our preventative maintenance plans, we regularly inspect, clean, and service your system to maximize efficiency and lifespan. We’re committed to delivering dependable, high-quality boiler care throughout the St. Louis area.