d they break off when a severe wind blows. Abrittle slate is easily broken when punching nail holes, being nailed in place andwhen being handled. During transit slates are often broken. Soft slate absorbsmoisture and is easily attacked by frost, which causes the edges to crumble andthe slate to… … Nails and lead wash-ers supplied at 15cextra per square. How To Apply Five-on-One With Nails and Lead Washers The best method of applying Five-on-One Shingles is with nails and lead washersto surface measurement for lapping, The tops of Five-on-One Shingles are stampedin what is quite a fancy…
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