See how a piezoelectric igniter and electrode rod replace resistive heating bars to enable manu
See how a rigid support plate maintains spacing between heating element and fuel to enable rapi
See how a biomass combustion heater with air exchange zones and horizontal exhaust replaces cos
See how a natural gas heater and circulating pump preheat lubricating fluid before engine start
See how a low-conductivity separating material between heat exchanger housing and outer wall re
See how positioning a heating coil at the air outlet tube end enables non-contact ignition usin
See how a portable ignition controller uses power tool batteries and selective discharge actuat