Greenhouse construction : a complete manual on the building, heating, ventilating and arrangement of greenhouses, and the construction of hotbeds, frames and plant pits . J^iU. 20. FIG. Zl. FIG. ZZ. SASH BARS FOK BUTTED GLASS. (Figs. 18 and 19) may be used. The patterns shown inFigs. 20, 21 and 22 are, however, preferable for this kindof glazing. The sash bars (1) there shown are practicallyalike, and the difference lies principally in the form of PORTABLE EOOF. 35 the caps (2), those shown in Figs. 20 and 21 being, per-haps, preferable. In Fig. 23 is shown a f(n-ni of saslibar without drip gu
Greenhouse construction : a complete manual on the building, heating, ventilating and arrangement of greenhouses, and the construction of hotbeds, frames and plant pits . J^iU. 20. FIG. Zl. FIG. ZZ. SASH BARS FOK BUTTED GLASS. (Figs. 18 and 19) may be used. The patterns shown inFigs. 20, 21 and 22 are, however, preferable for this kindof glazing. The sash bars (1) there shown are practicallyalike, and the difference lies principally in the form of PORTABLE EOOF. 35 the caps (2), those shown in Figs. 20 and 21 being, per-haps, preferable. In Fig. 23 is shown a f(n-ni of saslibar without drip gutters, for use with butted ghiss. As a rule, tlie lumber working factories do not havemachinery for working (sticking) the drip grooves, andit will be necessary to obtain them from some firm deal-ing in green-house are severallarge concernswho deal in cy-press, and f 11 r-nish everythingrequired in theconstruction, in-cluding gutters,ridge, plates,rafters, sashbars, ventilatingsash, doors, etc*,all cut ready toput together. GLASS. FIG. 23. BUT- PLAIK SASH BAR FORTED GLASS {SectlOu). This will be a great help to the small florist, as he cansecure his lumber of standard shapes and sizes, withplans that will enable any carpenter to put it together. PORTABLE ROOF. An old plan of construction is to make a frameworkfor the roof, with two by six inch rafters and a heavyridge board (Fig. 24). The roof is covered with movablesash, similar to hotbed sash, from three by six to fourby eight feet in size. If the house is narrow, one sashon each side will cover it. The sashes may be screwed tothe plate and ridge, and thus inake a tight roof. To se-cure ventilation, some of the sash may be hinged, either atthe top, bottom, or sides, or they may be provided with 30 GKEENIIOUSE CONSTHL CTION. stops tluit will liold one end in place, Avliile tlie other israised (see hotbed Fig. 85). in wider houses, in whicli the rafters measure moretlian eiglit feet in length, the space between t
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Keywords: ., bookcentury1800, bookdecade1890, bookidgreenhouseco, bookyear1894
