When doing large home improvement projects, many homeowners often forget to think about the value it will add to the home in the long run. Siding your home with fiber-cement siding offers the best return investment for seven years and is 24 more valuable in resale than doing an entire bathroom addition. With your purchase, you also receive a 30-year prorated limited warranty. James Hardie's siding is fireproof and resistant to mold, mildew,harsh weather conditions, and insects.