BUY GREEN, SAVE GREEN
Trying to boost your home's energy efficiency isn't just eco-friendly -- it can pay off big time when those utility bills hit your mailbox every month. Though some "green" upgrades can be pricey, others can be surprisingly budget-friendly, especially when you factor in long-term energy savings. Here are 25 products, from high-tech smart thermostats to low-tech draft blockers and dryer balls, that are worth the investment.