Show TO TI BUILD COINED COMBINED MUFFLER AND HEATER outline of arrangement not easily damaged device Is made by assembling short sections of pipes such as are used for waste and fairly thin walled starting a car in cold weather Is especially hard oa the muffler and sometimes muffler slots sl demolish the muffler shells an arrangement that Is not easily damaged unless through a collision or accident may be made by assembling short sections of pipe such as are used by plumbers for waste A aste pipes fairly thin walled these can be connected with couplings and pt I 1 U a e ae P arra IL OR P C 5 UT RON box P pt AND r rr tira EX AUST P pr L I 1 this muffler also warms the th car secured on the end of the exhaust pipe to replace the muffler six or eight sections make a muffler as efel 0 dent clent as tl ti e usual type bought an advantage afforded by the use of these pipes as shown in the ll il tion Is that tl e heat beat may be directed into the car through a perforated co coi er this arrangement does not encroach upon the foot room and in summer the perforated section can be covered with ith a piece of sheet iron and the sl beet iron box cover about tl e iru in pro provided heater beater muffler removed to avoid unduly heating the floor G A L in popular science monthly |