Standing 7-stories tall at 433 East 74th Street in New York City is a mid-block condominium apartment that is one of the most elegant post-war buildings on the Upper East Side.

Developed by Josh Guberman of Core Development Group and designed by Chris Caranno of ADG Architecture and Design, PC, LUX 74 offers 12 unique, handcrafted residences and an intimate atmosphere. With 24-hour concierge service, residents of LUX 74 will enjoy first class amenities, cutting edge design, superior quality, and unique indoor/outdoor living.

You can step out into a lush garden of green and warmth, a private terrace, or a landscaped rooftop oasis. LUX 74 not only offers a Jacuzzi bathtub and cozy fireplace for relaxation, but also the warmth and comfort of WarmlyYours radiant floor heating.


Along with walnut vanities, Jacuzzi bathtubs, and Toto Ultimate toilets, the lavish bathrooms of LUX 74 are garnished with Bianco Gioia marble floors that are warmed by our TempZone™ floor heating system.

WarmlyYours not only had the great privilege of participating with Core Development in bringing warmth and luxury to LUX 74 but we had also enjoyed a warmly collaborative working relationship with Core Development’s Director of Operations, Fation Spaho, who shares:

“In a few words, it has been a pleasure to deal with WarmlyYours for so many years and having your radiant floor heating systems installed on our projects. What more can be said than we have not had to deal with a single issue after the installation and the start of use of the systems and before that, exceptional sales and customer support, wonderful product and outstanding installation support. We are truly amazed by the great degree of professionalism throughout the years form WarmlyYours.”

LUX 74 was built with the finest craftsmanship and highest-grade materials designed to ensure the best quality of life for its residents. Core Development consistently builds with quality and integrity and LUX 74 reflects their commitment to excellence. WarmlyYours feels proud and honored to have been able to partner with Core Development and contribute the luxurious and elegant environment of LUX 74.