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Evidence-based training helps agents explain healthy home features and guide informed property decisions.

Keys to a Healthy Home™ provides real estate professionals with evidence-based training on healthy housing features and conditions. Learn to address client questions and support informed buyer and seller decisions with practical knowledge.
Submit payment for your NCHH Store bill through our online payment portal. Review your invoice details before completing the transaction.
We love our customers, so feel free to visit during normal business hours.
12111 Little Patuxent Parkway, National Center for Healthy Housing, Columbia, MD 21044
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