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Business Details
50+ Years
experience
Trusted HVAC Solutions for Commercial Projects
Since 1946, Zehnder Rittling has been a leader in hydronic and radiant heating and cooling systems, delivering innovative solutions for commercial, public, and private projects. Our patented technologies and custom-engineered products, supported by advanced CAD design capabilities, provide energy-efficient climate control tailored to diverse applications. Headquartered in Western New York, we combine over 70 years of industry expertise with a commitment to sustainability, evidenced by our 1997 New York State Governor's Award for Pollution Prevention. Our team of skilled engineers and professionals ensures precise quality control, on-time delivery, and cost-effective solutions for architects, engineers, and contractors managing large-scale construction projects. With a global presence and a focus on energy savings, our radiant ceiling panels and hydronic systems achieve over 40% efficiency improvements compared to conventional systems.

We prioritize occupant comfort through silent, dust-free operation while reducing building maintenance costs. Our chilled beam systems optimize chiller efficiency using elevated water temperatures, enabling free cooling in moderate climates. Backed by decades of collaboration with design-build teams, we deliver tailored heating and cooling solutions for universities, hospitals, warehouses, and more. Our modular designs ensure even heat distribution and rapid installation, meeting stringent environmental and performance standards. As a single-source supplier, we streamline project coordination while maintaining rigorous quality assurance across our full product portfolio.
Services
Hydronic Heating Radiant Cooling Chilled Beams Custom HVAC Design Energy Efficiency Solutions
Details
  • Year established: 1946
Highlights and features
  • We have over 70 years of experience in hydronic heating innovation
  • Our patented radiant ceiling panels achieve 40%+ energy savings
  • CAD-engineered solutions ensure precise system integration
  • Award-winning environmental practices since 1997
  • Global expertise in commercial HVAC system design
Services
Hydronic Heating
Zehnder Rittling's hydronic heating systems use hot water circulation through steel panel radiators and convectors to deliver efficient space heating. Our engineered solutions maintain consistent temperatures in commercial buildings while reducing energy consumption through precise heat distribution. The systems integrate with existing HVAC infrastructure for both new construction and retrofit projects.
Radiant Cooling
Our radiant cooling systems utilize chilled water circulating through ceiling panels to absorb heat through conduction. This energy-efficient method provides uniform cooling without air movement, reducing dust circulation while maintaining optimal indoor climate conditions in large commercial spaces like warehouses and sports facilities.
Chilled Beams
Zehnder's chilled beam technology uses elevated water temperatures above dew point to maximize chiller efficiency. These systems handle sensible cooling loads while integrating with primary air systems for humidity control, enabling free cooling in moderate climates through cooling tower connections without electric chillers.
Custom HVAC Design
Our CAD-engineered HVAC solutions provide tailored heating and cooling systems for unique architectural requirements. The design process incorporates energy modeling, thermal calculations, and modular component integration to ensure optimal performance across diverse applications from universities to industrial facilities.
Energy Efficiency Solutions
Zehnder Rittling's energy-saving systems reduce operational costs through advanced hydronic technology. Our radiant panels achieve 40%+ energy savings compared to conventional systems by optimizing heat transfer efficiency and enabling lower operating temperatures while maintaining occupant comfort.
Questions
What types of HVAC systems does Zehnder Rittling specialize in?
We specialize in hydronic heating, radiant cooling systems, and chilled beam technology for commercial and industrial applications.
How do Zehnder's radiant heating systems save energy?
Our radiant panels achieve over 40% energy savings through efficient heat transfer at lower water temperatures compared to conventional systems.
Are Zehnder HVAC systems suitable for large commercial buildings?
Yes, our systems are engineered for universities, hospitals, warehouses, and other large facilities requiring precise climate control.
What makes Zehnder's chilled beam systems unique?
Our chilled beams use elevated water temperatures for maximum chiller efficiency and can integrate with cooling tower systems for free cooling.
Does Zehnder offer custom HVAC design services?
Yes, our engineering team provides CAD-designed solutions tailored to specific architectural and performance requirements.
How does Zehnder contribute to environmental sustainability?
We received the 1997 New York State Governor's Award for Pollution Prevention through our conservation and recycling initiatives.