Your chance to win an entire home’s worth* of ROCKWOOL stone wool insulation
Caleb Mannon, Carpenter at Credence Construction LLC in Duluth, Minnesota
Enter for a chance to win ROCKWOOL stone wool insulation
R‑Class Builder Exclusive Sweepstakes
By joining the R‑Class Builder Program, you unlock access to resources and events, including our exclusive Won & Done Sweepstakes.
By entering, you’ll receive a chance to win ROCKWOOL stone wool insulation for your next build, so you can try a high-performing product that can help save money and energy without any changes to your budget. We will be awarding two lucky R‑Class builders each a prize, consisting of an entire home’s worth* of ROCKWOOL stone wool insulation.
Prize Period 1
Begins 12:00:00 AM ET on February 25, 2025
and ends 11:59:59 PM ET on July 31, 2025
Draw date: August 07, 2025
Prize Period 2
Begins 12:00:00 AM ET on August 01, 2025
and ends 11:59:59 PM ET on December 31, 2025
Draw date: January 07, 2026
Not a member yet? Join below.
First, become an R‑Class member
Exclusive offers are limited to residential homebuilders, remodelers and insulation installers
*NO PURCHASE NECESSARY. Open to legal residents of Canada, 49 United States and the District of Columbia (excluding Hawaii) who are 18 + or the age of majority and are licensed contractors and/or builders and registered R‑Class members. Begins on 2/25/25 and ends on 12/31/25. 2 prizes are available (1 per Prize Period) each consisting of ROCKWOOL stone wool insulation up to a maximum value of $15,000 USD. Prize Period 1: 02/25/25 - 07/31/25; Prize Period 2: 08/01/25 - 12/31/25. Odds of winning depend on the total number of eligible Entries received for each applicable Prize Period. Limit 1 Entry per person per Prize Period. Void in Hawaii and where prohibited. Subject to complete Official Rules at rclass.rockwool.com/won-and-done/rules. Sponsor: ROXUL INC. “ROCKWOOL”.