Using technology similar to the Jet PCM, the Jet module provides the ultimate in power tuning. Point-by-point air/fuel, ignition advance, transmission, and various other tuning points provide performance gains and, in some cases, improved fuel economy.
In this case, a chandelier with a diameter of 20 inches would work well in an 8-foot by 12-foot room. For a dining room, the chandelier should have a diameter around 12 inches less than the table is wide. It's always better to have a chandelier that is slightly too big than too small. Measure for the length.
While there are no hard and fast rules, there are a few guidelines that will help you determine the right size for your dining room chandelier. One suggestion is that the diameter of the dining room chandelier should be about one-half to two-thirds the width of the table it will be hanging over. 1  Another is that it should be about a foot less than the width of the table at it's widest point. (In many cases these measurements will be the same).