. Florists' review [microform]. Floriculture. Gormin's Special Greenhouse Steam-Air Vent St«ps"Air-uripe"Tmbles Will Dositively take air out of heating plants and will keep your coils hot. No waste or blowing of steam. Valves in use for twelve years now good as when put in. J. F. GORMAN 250 W. IZSth St. NEW YORK Mention The Review when yon write. Blr. Allen says : "I ased Dlxon'»«ilica-Graphite Paint on hot water pipes 16 yeara ago. The pipes are still free from rust. ItUby far the most serrlceable paint for the ;—O. H. Allen, Floalet, Floral Park, N. Y. Write for b


. Florists' review [microform]. Floriculture. Gormin's Special Greenhouse Steam-Air Vent St«ps"Air-uripe"Tmbles Will Dositively take air out of heating plants and will keep your coils hot. No waste or blowing of steam. Valves in use for twelve years now good as when put in. J. F. GORMAN 250 W. IZSth St. NEW YORK Mention The Review when yon write. Blr. Allen says : "I ased Dlxon'»«ilica-Graphite Paint on hot water pipes 16 yeara ago. The pipes are still free from rust. ItUby far the most serrlceable paint for the ;—O. H. Allen, Floalet, Floral Park, N. Y. Write for booklet No. M-B. Joseph Dixon Crucible Company. Jersey City. N. J. Mention The Beriew when yon write. For the house 22x60, with four feet of glass in one wall, to be heated to 65 de- grees, we would also use eight 2-inch or twelve li/4-inch returns, and either a 2%-inch or a 2-inch flow pipe. Since there is no glass in the north wall, we would use one less return on that side. The main returns in each house should be 2-inch. Automatic air valves will be required near the lower end of each coil, and there should be gate valves at both ends of one-half of the returns, as well as on the main flow and return pipes. CANNOT GET ENOUGH HEAT. I am writing you for information concerning the heating of my green- houses, which are already piped for hot water. The boiler is a Williamson un- derfeed, 34 O. W. We are trying to heat two houses, 32x90 and 21x60. They are piped for 1,800 feet of radiation. The pipe in the coils is 1%-inch. There are two 3-inch outlet pipes for the larger house; these are reduced to 2^-inch and 2-inch where they empty into the coils. The coils consist of eight pipes on each side of the house, made up in. two sections, and eight pipes under the center bench. Two 2-inch main returns run to the basement and enter a 3-inch pipe just outside the boiler. The outlet and inlet of the boiler are made for 5-inch pipes, but the steamfitter reduced WILKS SELF-FEEDING HO


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Keywords: ., bookcentury1900, bookdecad, booksubjectfloriculture, bookyear1912