Beginning today, take advantage of our biggest online course discounts of the year! Ring in the new year with a renewed commitment to turning your home into a health-supporting indoor sanctuary. And remember, we only do this once a year.
Save 50% on all online courses, including our Building Biology Advocate certificate program, and our Residential Microsurge Electrical Pollution video series! Just use the coupon code happyholiday2024 at checkout.
And for the first time ever, we are offering a 10% discount on any of our advanced-enrollment certifications and most of our online and in-person seminars. Use coupon code 10offcerts at checkout.
*Ends on December 31, 2024. Does not apply to memberships, room & board, IBE 311: Indoor Environmental Quality Tools Methodologies, or IBE 312: Advanced Electromagnetic Radiation 2024.