Building and Engineering Catalog 1921 Edition . 330 460 691 5-0 154 196 245 297 416 626 5-9 ? • « 139 176 222 269 378 569 0-0 1 > • 159 201 244 344 5i8 6-3 • • • • • • 144 183 222 314 474 6-6 131 166 203 287 435 6-9 • ? • ? • • 152 186 264 400 7-0 ? • • ? ? > 139 170 243 369 7-6 • * ? • • • ? • • • » • 144 206 315 8-0 ? ? a • • ? ... ? • a 177 272 8-6 * • • * ? * * « • • ? * 153 236 9-0 * * • * a • ... • ? • 132 205 Weight of Arch, Sq. ft. 26 33 36 38 40 46 56 Stock Sizes—2* to 12* in Thickness. NATCO HOLLOW TILEPARTITIONS. NATCOCATALOGUES. Fireproof, soundproof, easilyerected, and the s
Building and Engineering Catalog 1921 Edition . 330 460 691 5-0 154 196 245 297 416 626 5-9 ? • « 139 176 222 269 378 569 0-0 1 > • 159 201 244 344 5i8 6-3 • • • • • • 144 183 222 314 474 6-6 131 166 203 287 435 6-9 • ? • ? • • 152 186 264 400 7-0 ? • • ? ? > 139 170 243 369 7-6 • * ? • • • ? • • • » • 144 206 315 8-0 ? ? a • • ? ... ? • a 177 272 8-6 * • • * ? * * « • • ? * 153 236 9-0 * * • * a • ... • ? • 132 205 Weight of Arch, Sq. ft. 26 33 36 38 40 46 56 Stock Sizes—2* to 12* in Thickness. NATCO HOLLOW TILEPARTITIONS. NATCOCATALOGUES. Fireproof, soundproof, easilyerected, and the standard for sta-bility, especially where called on tosupport plumbing fixtures, heavypicture frames, shelving, etc. Hollow tile partitions are com-monly built of dense material: can be used safely to a height of12 ft.; 4-in. to 16 ft.; 5-in. to 20 ft.;and 6-in. to 24 ft. Covering various uses of NatcoTile will be furnished on 4-in. Partition Block. Average Weight 17 lbs. ft-in. Partition Block. 4-Cell. Average Weight 30 Partition Block. Average Weight aa lbs. 10-in. Partition Block. 6-Cell. Average Weight 36 lbs CONTINUED ON NEXT PAGE ERRA COTTA TILE 31 NATIONAL FIRE PROOFING COMPANY OF CANADA, LIMITED NATCO COMBINATIONHOLLOW TILEAND REIN-FORCED CON-CRETE FLOORCONSTRUCTION This floor has been used successfully and to economical advantage in many large modern shown by the detailed drawing, the centering for this floor is very simple, a solid centering not beingnecessary. This, of course, is a great factor in reducing the cost of construction. It will be seen that the tile is first laid on the centering, and after the courses of tile are in place thereinforced concrete joists are cast between the tile courses. The courses of tile act in compression together with the reinforced concrete rib and also act as aside centering to hold the concrete in place until it has set.
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Keywords: ., bookcentury1900, bookdecade1920, bookidbuildingande, bookyear1921
