THE GARDENERS’ CHRONICLE. (JUNE 12, 
372 
pa- tke top of the front upright sashes. The sun | moving from one spot. A very small quantity 
NEW FORCING HOUSES AT TRENTHAM. eee ee during the short days about mid- sufficient to expel damp fro 2 Cong of faal ig 
. igh 
8 the plan now under considerati ; on 
-h recently | winter upon t sashes than upon sloping ones; the p i ideration, as there is 
i. 281 ot E Gorter nh be —— while, during the heat of the day in summer, the Surface of the wall (which is flued), and two whole 
erected here 4 ? ree t the d isi 
e 
8 1 i h b 
them than in lean-to houses. Rain or snow, | front upright sashes are moved ype lights are opened This mode of covering walls may be applied : 
has scarcely any effect upon these, owing to the | and shut from the centre of the house, the whole opera- warmer parts of England, where no heating ei ir 
> of the glass being protected by the iron tion can be effected almost instantaneously, and without | required, with much advantage, merely asa Protection 
— S| 
Dede 
OO OO 
es 
S 
1 
— V 
— 
— 
— 
— 2S 
N IREI K ; AX 2 1 
eee e ll. „ 
= SECTION OF RAFTER, 
1 
FRONT ELEVATION, SHOWING ALTERNATE SASHES OPEN. 
i 
d 
1 
1 
* 
t 
END ELEVATION, TRANSVERSE SECTION, 
——— 
1 
pr: 
d 
4 
* 
i 
* 
—b — 
| ee 2 
Fa 
GROUND PLAN. 
RAFTER, HRR 
DD 
H ù ge NY 
S j OA 1 $ à 
SECTION ON LINE A B IN IRON PLATE, SECTION SHOWING ROOF VENTILATING APPARATUS, 
2 
. 
2. 
77 
YY 
Yi 
— ais 
MOVEABLE 
SASH a 
c$ 
* 
3 CENTRE COLUMNS, 
IRON PLATE BETWEEN THE 
SU 
COLUMNS, To 
PPORT THE UPRIGHT SASHES, 
— 
