Production of Greenhouse Tomatoes - Florida Greenhouse Vegetable Production Handbook, Vol 3 -- Figure 29. Distributing heated air on the floor helps warm the root zone and reduces condensation on the leaves and fruits.

HS788: Production of Greenhouse Tomatoes - Florida Greenhouse Vegetable Production Handbook, Vol 3

Figure 29. Distributing heated air on the floor helps warm the root zone and reduces condensation on the leaves and fruits.