The MagnaTherm HTD series of condensing boilers and volume water heaters boasts real time O2 trim compensation that maintains ideal air-to-fuel ratios, full 20:1 turndown on all sizes to match varying load profiles and the Laars Linc icon-driven control system.

The Bell & Gossett HYDROVAR HVL pump controller, combined with the Series e-1510 base-mounted end suction pump, provides flexibility and efficiency for new and retrofit applications in buildings, utilities and general industry.

Navien NFC series is available in 175,000 Btu/h and 199,900 Btu/h models, each offering 95% AFUE, 11:1 turndown ratio, PVC venting up to 150’, and residential and commercial warranties.

This control can be partnered with various home automation systems like Amazon’s Alexa or Google Assistant to energize the snow melting system based on weather information.

The new zone valve comes in ½”, ¾”, and 1” sizes.

The HTP Elite XL is a powerful commercial boiler that is available in six sizes ranging from 400,000 Btu/h to 2,000,000 Btu/h.

The MACH® condensing boiler from Patterson-Kelley increases turndown, with emphasis on system efficiency, reliability and serviceability.

The Series X-2 boiler from U.S. Boiler Co. is a full-featured, gas-fired, cast iron boiler that offers reliability at a value price, the company says.

Pennant boilers and volume water heaters received a substantial upgrade with the Laars Linc intuitive control system with color touchscreen.

Weil-McLain’s Stainless Steel Vertical Firetube (SVF) commercial boiler features thermal efficiencies up to 97.1%.