News

The quietest diesel heater independently measured: 55 dB on low, 65 dB max under worst-case bench conditions. Where diesel heater noise comes from, the numbers, and how to make any...

Premium German brand, $150 budget Chinese all-in-one, or factory-direct OEM? We compare the Webasto Air Top 2000 STC, a typical budget all-in-one, and the HLN Aerolyn 2000 PRO — honestly.

For trucking fleet managers, cold-weather engine starts represent a hidden cost that compounds across every vehicle, every winter day, throughout the life of each engine. The mechanical damage from a...

Heating a boat presents different challenges than heating a van or RV. The marine environment adds moisture, salt air corrosion, and the need for engine preheating in cold water. Diesel...

If you camp, travel, or work at elevation, you have probably wondered whether your diesel heater will still work properly at 8,000, 10,000, or even 14,000 feet. The short answer...

If you need a coolant heater — also known as a hydronic heater — to preheat your engine, defrost your windshield, and heat your cabin without idling, two options stand...