Zero Energy / Green Building & Sustainable Home Renovation Information & Advice

...zero energy home, for example, the proper choice of south-facing windows can more heat in the day than they will lose at night, by a factor of as much as 50%, so look for a high SHGC with the highest possible R-value, or its opposite,  the lowest possible U value. There is never any solar heat gain on the north facade,...

...energy bill. Add a solar heated floor, or specify Zero Energy Ready and add Solar PV to the south facing side of the roof, and this home is able to generate zero energy bills, and actually EARN the owners some money back in the future! Every location is different, so our initial calculations for New York state indicate...

...energy and operating energy with the S1600, which showed embodied energy as a small fraction of the total footprint, and compared that to  the embodied energy in homes built to code, was about half, as seen in the chart below.   Percentage of embodied energy compared to total lifespan operational energy required of th...