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Heat > GAS CONVECTION APPARATUS (VENTILATION APPARATUS, CONVECTION BOX)

For demonstrating the phenomenon of convection in air and the principle of room ventilation. Consists of an enameled metal box, 20 x 10 x 10cm, having a sliding glass door and two glass chimneys. When a candle in a socket is placed under one chimney and a smoldering tape or touce paper is placed underneath the other chimney, the flow pattern of smoke dramatically illustrates the formation of convection currents. Candle, socket, tape or touce papers are not supplied. Also available: glass spare chimney pieces.

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Please log in for prices and orders. Product # Product Qty Price 3210-01 PRODUCT SAFETY ALERT (click for larger warnings page) WARNING: CAUTION: Intended for children older than 12 years of age. GAS CONVECTION APPARATUS (VENTILATION APPARATUS, CONVECTION BOX) Also know as Convection Box, Ventilation Apparatus. For demonstrating the phenomenon of convection in air and the principle of room ventilation. Consists of an enameled metal box (l x w x h), 20 x 10 x 10cm, having a sliding glass door and two glass chimneys. When the included tea light candle is placed under one chimney and a smoldering tape or parchment paper is placed underneath the other chimney, the flow pattern of smoke dramatically illustrates the formation of convection currents. Tape or parchment paper are not supplied. Comes with two candles and Teacher’s Guide. 3210-02 CHIMNEY, SPARE Glass spare chimney pieces for use with Gas Convection Apparatus