You need to look at the warranty information. I would also suggest that you contact a local attorney for a free initial consultation. Review the facts with the attorney and determine you best options.
Given the time frame from building until the damage, you need to consult the warranty. Secondly, you need to talk with a local attorney ASAP about a breach of contract case.
DISCLAIMER: David J. McCormick is licensed to practice law in the State of Wisconsin and this answer is being provided for informational purposes only because the laws of your jurisdiction may differ. This answer based on general legal principles and is not intended for the purpose of providing specific legal advice or opinions. Under no circumstances does this answer constitute the establishment of an attorney-client relationship.
Since you are a reseller, I assume you have an ongoing business selling these types of homes. I suggest that you contact your business attorney about the possibility of filing suit under a breach of contract or breach of warranty theory or perhaps others.
If this information has been helpful, please indicate below.
Mr. Lundeen is licensed to practice law in Florida and Vermont. The response herein is not legal advice and does not create an attorney/client relationship. The response is in the form of legal education and is intended to provide general information about the matter within the question. Oftentimes the question does not include significant and important facts and timelines that, if known, could significantly change the reply and make it unsuitable. Mr. Lundeen strongly advises the questioner to confer with an attorney in your state in order to ensure proper advice is received.