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Cold Frame: a Low Wooden Box with a Hinged, Glazed Lid Sloped to the Sun
Woody

Imeundwa na

Woody

17. Oktoba 2026NO
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Cold Frame: a Low Wooden Box with a Hinged, Glazed Lid Sloped to the Sun

A cold frame is a low box with a clear roof: a miniature greenhouse for raising seedlings and hardening them off. Build a wooden frame one to two feet tall, glaze a lid, slope it toward the winter sun and hinge it at the back. The picture: our diagram, the frame in section with its lid toward the sun.
Mwanzo
A day

Maagizo

1

Cut the sides

Cut boards for a box about 1.2 m by 0.6 m, the back higher than the front. Cut the two ends to the slope.

Vifaa kwa hatua hii:

Ubao wa msonobariUbao wa msonobari4 vipande

Zana zinazohitajika:

Tepi ya kupimiaTepi ya kupimia
PenseliPenseli
Kipima pembe cha nyuzi tisiniKipima pembe cha nyuzi tisini
Msumeno wa mkonoMsumeno wa mkono
2

Assemble the box

Nail the boards into a bottomless box. Oil the wood, inside and out.

Vifaa kwa hatua hii:

MisumariMisumari0.2 kg
Mafuta ya KitaniMafuta ya Kitani0.3 lita

Zana zinazohitajika:

Nyundo yenye kuchaNyundo yenye kucha
Kipima pembe cha nyuzi tisiniKipima pembe cha nyuzi tisini
3

Glaze the lid

Make a frame of board to the box's top. Lay the glass in it and hold it with thin wooden beads nailed round the edge. An old glazed window does the same job.

Vifaa kwa hatua hii:

Ubao wa msonobariUbao wa msonobari1 kipande
Kioo cha dirishaKioo cha dirisha1 kipande
MisumariMisumari0.05 kg

Zana zinazohitajika:

Msumeno wa mkonoMsumeno wa mkono
Nyundo yenye kuchaNyundo yenye kucha
Tepi ya kupimiaTepi ya kupimia
4

Hinge and site

Hinge the lid to the back board. Set the frame on level ground with the low side toward the winter sun. Cut a notched stick to prop the lid open for air on warm days.

Vifaa kwa hatua hii:

Bawaba ya mlangoBawaba ya mlango2 vipande
Parafujo za mbaoParafujo za mbao12 vipande

Zana zinazohitajika:

Kekee cha mkono chenye nchaKekee cha mkono chenye ncha
Rulani ya MajiRulani ya Maji
Msumeno wa mkonoMsumeno wa mkono
5

Lid slope

Inapakia daftari la Jupyter…

Vifaa

6

Zana Zinazohitajika

7

CC0 Umma Wote

Mchoro huu umetolewa chini ya CC0. Uko huru kunakili, kubadilisha, kusambaza, na kutumia kazi hii kwa madhumuni yoyote, bila kuomba ruhusa.

Saidia Mtengenezaji kwa kununua bidhaa kupitia Mchoro wao ambapo wanapata Kamisheni ya Mtengenezaji iliyowekwa na Wachuuzi, au unda marudio mapya ya Mchoro huu na uiunganishe kama kiungo katika Mchoro wako kuchangia mapato.

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