One of the best Energy Savings Films Company in Jacksonville you can rely on is All Spec Sun Control. The company improves the Solar Heat Gain Coefficient (SHGC) of your windows, saves energy costs of Jacksonville or Ponte Vedra homes and commercial complexes, and increases the comfort of the interiors. Lower the SHGC, the better the window at keeping the solar heat out. The film reduces the SHGC of the windows and helps save energy.