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Diesel air heater running inside a work van in winter for dogs left in crates

Sep 18, 2026

Diesel Heater for a Dog Van: 2.5KW vs 5KW + CO Safety

The same van can need 1,641 W or 5,211 W depending on how it is insulated. Here is the math, the CO safety that actually matters when nobody is in the van, and why a dog van is not built like a camper.

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Labeled diesel heater cutaway showing the glow plug, fuel pump, blower motor, combustion chamber, and control unit

Jul 13, 2026

Diesel Heater Repair: How to Diagnose, Fix, and Replace Parts

Diesel heater acting up? This guide diagnoses the most common problems by symptom — won't start, cold air, smoke, rattling — and shows you which part to replace and how to do it yourself.

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Blog posts

Clean diesel heater combustion chamber after a year next to a burner packed with carbon buildup

carbon buildup / diesel heater cleaning / diesel heater maintenance / diesel heater parts / diesel heater troubleshooting

Diesel Heater Maintenance: Prevent and Clean Carbon Buildup

Carbon buildup causes most diesel heater breakdowns. Here's the 30–60 minute high burn from our owner's manual, a season-by-season maintenance schedule, a step-by-step burner clean, and real prices for the parts you'll replace.

Apollo coolant heater kit with circulation pump, hoses and fuel standpipe for engine preheat installation

coolant heater / diesel heater / engine preheater / gasoline heater / heater installation / hydronic heater

How to Plumb a Coolant Heater: 3 Layouts That Work

Plumb a coolant heater for engine preheat or cabin heat: three layouts, why the thermostat matters, how to bleed air and check flow.

Webasto Gasoline Heater Alternatives: Air Top 2000 STC vs Espar S3 vs Apollo G1

gasoline heater / van heater

Webasto Gasoline Heater Alternatives: Air Top 2000 STC vs Espar S3 vs Apollo G1

Webasto's gasoline heater, the Air Top 2000 STC, sells for about $1,299 as a basic kit and is rated to 5,000 ft (1,...

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