J-M pipe and boiler insulation: catalog no. 100. (1908)
H. W. Johns-Manville Co. · H. W. Johns-Manville Co. · leaf 65
kes a permanentrepair. Leak-No differs from all other compounds for similar purposes in thatit does not adhere as a cement, but by amalgamation with the metal itself.It will hold any pressure up to and including 1,000 pounds. It will notflake off. It will resist any heat, acid, gas, or oil that… … The Keystone Cover consistsof a thick layer of KeystoneHair Insulator faced with anAsbestos hning on the side nextto boiler. It is covered with acanvas jacket, provided witlihooks, so that it can be fas-tened in place on the boiler bylacing with wire, as shown inthe cut. This is a ready-to-apply…
Insulation · Pipe insulation · Asbestos
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