Engine longevity and passenger comfort play are important todays bus market. Preheating a bus engine with a Webasto heating system eliminates cold starts, reduces engine maintenance intervals, allows for quicker window defrosting, and saves time for drivers and technicians. Webasto bus heaters supplement the existing heating system to allow for greater interior comfort -all without the engine running. The result: longer engine life cycle, less fuel costs from less idling and comfortable passengers.