Category: Ask an Expert

What’s the difference between a polyurethane core door and a polystyrene core door? Fire rating? Insulation?

I am on the verge of buying a multi-use building in Brooklyn that has a storefront on ground floor and 2 apts. above that needs a total gut renovation. I’d like to do the renovation using green design principles, materials etc. and am looking for both guidance as well as information re: whether the city…

I am the editor of a newsletter for a Mitchell Lama Coop in the East Village. Since our energy costs skyrocketed last year, we are all interested in exploring what the complex can do to go green and maybe save some money. I will be writing an article and would like to give an example…