Everything You Need to Know Before Installing a Green Roof

Sourced from Brownstoner

It’s hard to miss the soaring three-acre meadow that graces the top of Barclays Center. But green roofs – or living roofs — are also branching into brownstone Brooklyn, where homeowners with sturdy enough roofs can enjoy their environmental and financial benefits.

“Not only are green roofs really beautiful, nice places to hang out and are good for the environment, but they save the building on energy costs and make it a lot cooler,” said Inger Yancey of Brooklyn Green Roof. “The top floor will be 5 to 7 degrees cooler than outside if it has a green roof. It also cuts down on sound and, in winter, it keeps more of the heat inside.”

Green roofs can also extend the life of a roof by 50 years or more by adding a layer of protection from the sun and other elements.

If you’re considering a green roof on your brownstone rooftop, here’s what you need to know:

“The place to start is with the structural integrity of the roof,” said Eric Dalski of Highview Creations. A structural engineer can provide an assessment by reviewing architectural drawings or drilling into the ceiling to see the joists.

“What is a problem is when the weight is too much and you can have cracking,” Dalski said. “I recommend a leak detection test or new roof that is certified by a roofer so it’s good to go.”

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