Bielec died Friday after suffering a heart attack the previous day. He was a mainstay on the original Trading Spaces and appeared in the 2018 revival series. "A sad day for the TLC family as we learn of the passing of beloved Trading Spaces designer Frank Bielec," TLC said in a statement. "We will miss and remember him fondly, his quirky style and wonderful sense of humor. We share our love and condolences with the entire Bielec family at this difficult time." Ty Pennington tweeted: "One of the beat humans I’ve had the good fortune to call friend. You will be missed Frank." Fellow Trading Spaces designer Vern Yip tweeted that Bielec was "funny, wise, nice, and talented, he always lent perspective and levity to every situation. Thanks you for always being kind to me. I will miss you dearly friend."