Products › Espar Heater Install Image 1 of 1 Espar Heater Install $999.00 Install an Espar style heater under your passenger seat, in a Sprinter, Transit or Promaster. Add To Cart Added! Install an Espar style heater under your passenger seat, in a Sprinter, Transit or Promaster. Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More You Might Also Like Fan Install $499.00 Storage/ski Box Install - Onto Owl/Flatline/Flarespace Carrier $330.00 Lagun anchor wall install $185.00 Bunk Window install $399.00 Window and Wall Cubbies 10x33 Installation $320.00