CONVECTION IN AIR APPARATUS
- Comprises a metal box 220 x 100 x 165mm (l x d x h) with a removable glass front.
- Two glass chimneys are mounted vertically on top of the metal box.
- A piece of candle (not supplied) is positioned directly under one of the chimneys.
- When lit it clearly shows the convection current present in a room when heated.
- Replacement chimneys available.