H. W. Johns Manufacturing Co. · H. W. Johns Mfg Co. · leaf 20
_L ^w • »■* -^i- similar in texture to *%- ' fc^2 ~ hair felt. It is used ^^r^__J^» ^3^1 for covering hot-air ** fj \ J furnace pipes, lag- - ^ *^ 11 ging boilers of loco- '^-^ WBu^l motives and high ■T^ '.jSB** I 1 —p pressure steam-heat- \\ ^^^^M \ Ik m& apparatus, and iA (T^^B ~~" forms the best… … In sheets 3x2 feet, ]/2 in. thick per sq. ft., 15 cts. " 3x2 " I " " 22 3x2 " iy2 " " 28 " <( 3x2 "2 " " 35 " ASBESTO=SPONGE FELT, (patented) This is similar to Asbestos Fire Felt, but is more elastic and is adapted for all steam-heated surfaces. It is supplied in same form and at same prices as…
Asbestos · Insulation · Paint · Roofing
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