1938 Cadillac V16 - GM Heritage Center

INSULATION
LaSalle's Steel Body is Insulated at Every Point for Quietness and Comfort
1. Trunk lid covered with thick pad of rag felt impregnated with asphalt.
2. Inner sides of trunk lined with heavy serged jute.
3. Rear quarter panels lined with asphalt impregnated rag felt. Dead air space provided. Interior
side wall of heavy wool cloth matching upholstery.
4. Using sound amplifying equipment body engineers have located sources of noise transmission.
They have scientifically indented steel floor, thereby eliminating them. Floor tightly fitted with
heavy layer of impregnated felt to which is added a thick pile carpet.
5. Door panels lined with asphalt impregnated rag felt.
6. Dash and toe board covered with thick layer of celotex and additional layer of jute to seal out
engine heat and sound.
7. Turret Top has finest combination of heat, cold and sound insulation available: thick pad of
asphalt impregnated rag felt; large dead air space; heavy wool headlining matches upholstery.
8. Inner top portion and rear of trunk has heavy sponge rubber mold preventing sound being telephoned
to roof.
Heavy insulating pads interposed around body bolts prevent any metal-to-metal contact between
body and frame, thus eliminating body rumbling inherent in cars with single unit frame.