No Air Rights. No rights to any view or to light or air over any property, whether belonging to Landlord or any other person, are granted to Tenant by this Lease. If at any time any windows of the Premises are temporarily darkened or the light or view therefrom is obstructed by reason of any repairs, improvements, maintenance or cleaning in or about the Project, the same shall be without liability to Landlord and without any reduction or diminution of Tenant's obligations under this Lease.

Light and Air. Any elimination or shutting off of light, air, or view, or any noise in connection with any construction or related activities permitted by this Lease, shall in no way entitle Tenant to terminate this Lease other than expressly provided herein or, except as expressly provided herein, impose any liability on Landlord.

No Rights. Nothing in this Agreement shall be construed to grant to the Consultant any express or implied option, license or other rights, title or interest in or to the Confidential Information of the Developments, or obligate either party to enter into any agreement granting any such right. If the Consultant acquires any right, title or interest in any Confidential Information or any Developments, the Consultant hereby irrevocably assigns all such rights, title and interests exclusively to the Company.

Non-US Air Filtration Sale. Lender hereby consents to the sale by the Company and its wholly-owned subsidiaries ​ Holdings (B.V.I.) Ltd and ​ Denmark A/S of one hundred percent (100%) of the Equity Interests of Nordic Air Filtration A/S and Nordic Air Filtration Middle East Limited FZC, which are wholly-owned subsidiaries of the Company and comprise the Company’s non-US based air filtration business, to Hengst Holding GmbH ("Hengst") for a purchase price of approximately ​, without regard to any post-closing adjustments in accordance with the terms of the Non-US Air Filtration Sale Share Purchase Agreement (as defined below). Such sale shall be consummated pursuant to a certain Share Purchase Agreement, dated on or around the date hereof, by and among the Company, ​ Holdings (B.V.I.) Ltd, ​ Denmark A/S, and Hengst (the "Non-US Air Filtration Sale Share Purchase Agreement"), a true and correct copy of which, together with all material exhibits and schedules, has been delivered to Lender.

No Shareholder Rights. The Units subject to this Award do not entitle you to any rights of a holder of the Company’s common stock. You will not have any of the rights of a shareholder of the Company in connection with any Units granted or earned pursuant to this Agreement unless and until Shares are issued to you in settlement of earned and vested Units as provided in [Section 6].

No Preferential Rights. (i) No person, as such term is defined in Rule 1-02 of Regulation S-X promulgated under the Securities Act (each, a “Person”), has the right, contractual or otherwise, to cause the Company to issue or sell to such Person any Common Stock or shares of any other capital stock or other securities of the Company (other than upon the exercise of options or warrants to purchase Common Stock or upon the exercise of options that may be granted from time to time under the Company’s stock option plan), # no Person has any preemptive rights, rights of first refusal, or any other rights (whether pursuant to a “poison pill” provision or otherwise) to purchase any Common Stock or shares of any other capital stock or other securities of the Company from the Company which have not been duly waived with respect to the offering contemplated hereby, # no Person has the right to act as an underwriter or as a financial advisor to the Company in connection with the offer and sale of the Common Stock, and # no Person has the right, contractual or otherwise, to require the Company to register under the Securities Act any Common Stock or shares of any other capital stock or other securities of the Company, or to include any such shares or other securities in the Registration Statement or the offering contemplated thereby, whether as a result of the filing or effectiveness of the Registration Statement or the sale of the Placement Shares as contemplated thereby or otherwise, except in each case for such rights as have been waived on or prior to the date hereof.

No Stockholder Rights. Without limiting any provision of this Warrant, Holder agrees that as a Holder of this Warrant it will not have any rights (including, but not limited to, voting rights) as a stockholder of the Company with respect to the Shares issuable hereunder unless and until the exercise of this Warrant and then only with respect to the Shares issued on such exercise.

PARSUs represent hypothetical Shares. Until Shares are delivered to the Employee pursuant to the terms of this Grant Agreement, the Employee shall not be entitled to any of the rights or benefits generally accorded to stockholders, including, without limitation, the receipt of dividends.

No Employment Rights. Nothing in this Certificate will confer upon You any right to continue in the employ or service of the Company or any Affiliate or affect the right of the Company or an Affiliate to terminate Your employment at any time with or without cause.

No Employment Rights. The grant of the Award described in this Grant Agreement does not give the Grantee any rights in respect of employment with the Company or any Affiliate.