The results contained in any report are dependent upon a number of factors, which may include, but are not limited to, the sampling techniques utilized, the size or source of the sample, the compounds which make up the Tobacco Smoke and/or the type of Tobacco Smoke present (mainstream, secondhand, or third hand smoke). Enthalpy can only report on the results of the tests performed on the sample(s) obtained and delivered by the client.  Enthalpy in no way warrants, represents or implies that additional samples will achieve a similar test result if tested.  Home Air Check and Tobacco Smoke Check laboratory results are for informational purposes only and are not a substitute for an industrial hygiene site assessment. 

Enthalpy does not warrant that the contents of any report will meet the end user’s requirements, or that the assessment, evaluation or testing of the sample or any part thereof will be uninterrupted or error free, or that defects in the sample will be corrected.  Enthalpy does not warrant or make any representations regarding the use or the results of the testing, assessment or evaluation of the sample(s) in terms of their correctness, accuracy, liability or otherwise.

Neither Enthalpy, nor any of its affiliates, agents, officers, directors, employees, or successors (the “Enthalpy Parties”) expresses any opinion about action which may or should be taken based upon the results provided.  Furthermore the Enthalpy Parties shall not be liable for any claims, actions, causes of action, costs, loss of service, expenses and compensation whatsoever which may now or hereafter occur or accrue based upon the information contained in any report.

As a company known for its integrity and quality, Enthalpy Analytical  (providers of Home Air Check) guarantees that the sampling equipment used to collect your home air sample arrives in excellent working condition. If, however, the equipment arrives damaged or does not work properly, please call us immediately at (877) 243-5247 and we will ship a replacement kit to you at no extra charge.

In addition, we are confident that you will find great value in the information our test provides. However, if for any reason you change your mind about performing our test, Enthalpy will issue a refund for a portion of the purchase price, if the following procedures have been followed:

  1. Customer must promptly notify Enthalpy that they are returning the kit and do not wish for a sample to be analyzed. Contact with Enthalpy can be made via email to or by calling (877) 243-5247.
  2. The Home Air Check test kit is returned to Enthalpy unused and complete with all accessories and in original packaging using the pre-addressed label for easy return.
  3. The Home Air Check test kit is returned within 14 days of receipt of kit.

If all the above conditions are met, Enthalpy will issue a refund for the purchase price minus all shipping costs (both the shipping of the kit to you and return shipment to Enthalpy) and a $30 per sampling tube cleaning charge. We must withhold $30 for each tube because once they are shipped, tubes cannot be used again unless they have been recertified.

Please note that we are not able to issue refunds once a sample has been analyzed.

Please note that orders cannot be cancelled once shipment has been confirmed.

An order can be modified or cancelled prior to shipment from our facility by calling (877) 243-5247 or sending an email to You will receive a confirmation of shipment email when your package has shipped. We are sorry that we cannot cancel or change an order once it has been shipped. (Refer to our Return Policy.)