LENDER JOINDER AGREEMENT

The Additional Commitment Lender hereby agrees to commit to provide its Commitments as set forth on Schedule A annexed hereto, on the terms and subject to the conditions set forth below:

The Additional Commitment Lender hereby agrees to make its Supplemental Term Loan Commitment on the following terms and conditions on the Effective Date (as defined below):

Additional Commitment Lender to Be a Lender. The Additional Commitment Lender acknowledges and agrees that upon its execution of this Lender Joinder Agreement that the Additional Commitment Lender shall on and as of the Effective Date become a “Lender” with respect to the Term Loan Tranche indicated on Schedule A, under, and for all purposes of, the Credit Agreement and the other Loan Documents, shall be subject to and bound by the terms thereof, shall perform all the obligations of and shall have all rights of a Lender thereunder, and shall make available such amount to fund its ratable share of outstanding Supplemental Term Loan Commitments on the Effective Date as the Administrative Agent may instruct.

Certain Delivery Requirements. The Additional Commitment Lender has delivered or shall deliver herewith to the Borrower and the Administrative Agent such forms, certificates or other evidence with respect to United States federal income tax withholding matters as the Additional Commitment Lender may be required to deliver to the Borrower and the Administrative Agent pursuant to Subsection 4.11 of the Credit Agreement.

Credit Agreement Amendments. Pursuant to Subsection 2.8 of the Credit Agreement, on the Effective Date, the Credit Agreement is hereby amended as follows:

Subsection 1.1 of the Credit Agreement is hereby amended by adding the following new definition, to appear in proper alphabetical order:

Subsection 2.2(b) of the Credit Agreement is hereby amended and restated as follows:

Date

Amount

Conditions to Effectiveness. This Lender Joinder Agreement, including the agreement of the Additional Commitment Lender to make the Supplemental Term Loans requested to be made by it, shall become effective on the date (the “Effective Date”) on which the following conditions shall have been satisfied or waived:

the Administrative Agent shall have received (i) this Lender Joinder Agreement, executed and delivered by the Borrower, the Administrative Agent and the Additional Commitment Lender, and (ii) the acknowledgment and consent attached to this Lender Joinder Agreement (the “Acknowledgment”), executed and delivered by each Guarantor;

the Administrative Agent shall have received a certificate from the Borrower and, substantially concurrently with the satisfaction of the other conditions precedent set forth in this Section B.4, each other Loan Party, dated as of the Effective Date, substantially in the form of Exhibit F to the Credit Agreement, with appropriate insertions and attachments of resolutions or other actions, evidence of incumbency and the signature of authorized signatories and Organizational Documents, executed by a Responsible Officer and the Secretary or any Assistant Secretary or other authorized representative of such Loan Party;

the Administrative Agent shall have received the following executed legal opinions, each in form and substance reasonably satisfactory to the Administrative Agent:

executed legal opinion of Debevoise & ▇▇▇▇▇▇▇▇ LLP, counsel to the Borrower and the other Loan Parties;

executed legal opinion of Holland & Knight LLP, special Florida counsel to certain of the Loan Parties;

the Administrative Agent and the Blue Point Lead Arrangers shall have received at least three Business Days prior to the Effective Date all documentation and information about the Borrower and the Guarantors mutually agreed to be required by U.S. regulatory authorities under applicable “know your customer” and anti-money laundering rules and regulations, including the Patriot Act and the Customer Due Diligence Requirements for Financial Institutions issued by the U.S. Department of Treasury Financial Crimes Enforcement Network under the Bank Secrecy Act (as published May 11, 2016 and effective May 11, 2018, as amended from time to time), that has been reasonably requested in writing by the applicable Blue Point Lead Arranger at least 12 Business Days prior to the Effective Date;

the Blue Point Committed Lenders and the Blue Point Lead Arrangers shall have received all fees related to the Blue Point Transactions payable to them to the extent due which may be offset against the proceeds of the initial borrowing of the Supplemental Term Loans contemplated hereby;

the Blue Point Lead Arrangers shall have received a certificate of the chief financial officer or treasurer (or other comparable officer) of the Borrower certifying the Solvency, after giving effect to the Blue Point Transactions, of the Borrower and its Subsidiaries on a consolidated basis in substantially the form of Exhibit H to the Credit Agreement;

From the date of the Blue Point Acquisition Agreement, there has not occurred any Material Adverse Effect (as defined in the Blue Point Acquisition Agreement), nor has any event or events occurred that, individually or in the aggregate, with or without lapse of time, could reasonably be expected to result in a Material Adverse Effect (as defined in the Blue Point Acquisition Agreement);

the Blue Point Acquisition shall have been or, substantially concurrently with the initial borrowing of the Supplemental Term Loans contemplated hereby shall be, consummated in all material respects in accordance with the terms of the Blue Point Acquisition Agreement, without giving effect to any modifications, amendments, express waivers or express consents thereunder by the Borrower that are materially adverse to the Additional

the Blue Point Lead Arrangers shall have received (i) audited consolidated balance sheets and related statements of operations, equity and cash flows of the Borrower for the fiscal years ended January 28, 2018 and February 3, 2019, (ii) unaudited consolidated balance sheets and related statements of operations and cash flows of the Borrower for any subsequent fiscal quarter and the portion of the fiscal year through the end of such quarter (other than, in each case, the fourth fiscal quarter of any fiscal year) ended at least 60 days prior to the Effective Date, (iii) reviewed combined balance sheets and related statements of income and equity and cash flows of the Company for the fiscal years ended December 31, 2017 and December 31, 2018 and (iv) unreviewed combined balance sheets and related statements of income of the Company for any subsequent fiscal quarter and the portion of the fiscal year through the end of such quarter (other than, in each case, the fourth fiscal quarter of any fiscal year) ended at least 60 days prior to the Effective Date;

(i) the condition in Section 7.02(a) of the Blue Point Acquisition Agreement (but only with respect to the representations that are material to the interests of the Additional Commitment Lender, and only to the extent that the Borrower (and any of its Affiliates that is a party to the Blue Point Acquisition Agreement) has the right to terminate its (and their) obligations under the Blue Point Acquisition Agreement (or

the Administrative Agent shall have received a certificate from a Responsible Officer of the Borrower, dated as of the Effective Date, substantially in the form of Exhibit G to the Credit Agreement; and

the Collateral Agent shall have received customary lien searches in the United States reasonably requested by it at least 30 calendar days prior to the Effective Date; provided that if such lien searches have not been delivered to the Collateral Agent on or prior to the Effective Date after the Borrower’s commercially reasonable efforts to do so, then delivery of such lien searches shall not constitute a condition precedent to the initial borrowing of the Supplemental Term Loans contemplated hereby if the Borrower agrees to deliver or cause to be delivered such lien searches pursuant to arrangements to be mutually agreed between the Borrower and the Administrative Agent.

no Event of Default under Subsection 9.1(a) or (f) under the Credit Agreement shall have occurred and been continuing on May 1, 2019.

Representations and Warranties. In order to induce the Additional Commitment Lender to enter into this Lender Joinder Agreement, the Borrower represents and warrants to the Additional Commitment Lender and the Administrative Agent that on and as of the Effective Date, each of the representations and warranties required to be made by any Loan Party pursuant to the Credit Agreement and any other Loan Document to which it is a party pursuant to Section B.4(j)(ii) shall, except to the extent that they relate to a particular date, be true and correct in all material respects on and as of the Effective Date as if made on and as of such date.

Reference to and Effect on the Credit Agreement and the Notes. On and after the effectiveness of this Lender Joinder Agreement, each reference in the Credit Agreement to “this Agreement”, “hereunder”, “hereof” or words of like import referring to the Credit Agreement, and each reference in the Notes and each of the other Loan Documents to “the Credit Agreement”, “thereunder”, “thereof” or words of like import referring to the Credit Agreement, shall mean and be a reference to the Credit Agreement, as modified by this Lender Joinder Agreement. The Credit Agreement and each of the other Loan Documents, as specifically modified by this Lender Joinder Agreement, are and shall continue to be in full force and effect and are hereby in all respects ratified and confirmed. The execution, delivery and effectiveness of this Lender Joinder Agreement shall not, except as expressly provided herein, operate as an amendment or waiver of any right, power or remedy of any Lender or any Agent under any of the Loan Documents, nor constitute an amendment or waiver of any provision of any of the Loan Documents. The Borrower hereby expressly acknowledges the terms of this Lender Joinder Agreement and reaffirms, as of the date hereof, (i) the covenants and agreements contained in each Loan Document to which it is a party, including, in each case, such covenants and agreements as in effect immediately after giving effect to this Lender Joinder Agreement and the transactions contemplated hereby and (ii) its grant of Liens on the Collateral to secure the Term Loan Facility Obligations (including, without limitation, in respect of the Supplemental Term Loans contemplated hereby) pursuant to the Security Documents. This Lender Joinder Agreement does not constitute a novation of any Obligations.

Credit Agreement Governs. Except as set forth in this Lender Joinder Agreement, Supplemental Term Loan Commitments shall otherwise be subject to the provisions of the Credit Agreement and the other Loan Documents.

Notice. For purposes of the Credit Agreement, the initial notice address of the Additional Commitment Lender shall be as set forth on Schedule A annexed hereto.

Recordation of the New Loans. Upon execution, delivery and effectiveness hereof, the Administrative Agent will record the Supplemental Term Loan Commitments made by the Additional Commitment Lender in the Register.

Tax Matters. The parties hereto intend to treat the Initial Term Loans outstanding immediately prior to the Effective Date and the Supplemental Term Loans as one fungible tranche for U.S. federal and applicable state and local income tax purposes.

Amendment, Modification and Waiver. This Lender Joinder Agreement may not be amended, modified or waived except by an instrument or instruments in writing signed and delivered on behalf of each of the parties hereto.

Entire Agreement. This Lender Joinder Agreement, the Credit Agreement and the other Loan Documents represent the entire agreement among the parties with respect to the subject matter hereof, and there are no promises, undertakings, representations or warranties by any of the parties relative to the subject matter hereof not expressly set forth or referred to herein or in the other Loan Documents.

GOVERNING LAW. THIS LENDER JOINDER AGREEMENT AND THE RIGHTS AND OBLIGATIONS OF THE PARTIES HEREUNDER SHALL BE GOVERNED BY, AND CONSTRUED AND INTERPRETED IN ACCORDANCE WITH, THE LAW OF THE STATE OF NEW YORK, WITHOUT GIVING EFFECT TO ITS PRINCIPLES OR RULES OF CONFLICT OF LAWS TO THE EXTENT SUCH PRINCIPLES OR RULES ARE NOT MANDATORILY APPLICABLE BY STATUTE AND WOULD REQUIRE OR PERMIT THE APPLICATION OF THE LAWS OF ANOTHER JURISDICTION.

Severability. Any provision of this Lender Joinder Agreement which is prohibited or unenforceable in any jurisdiction shall, as to such jurisdiction, be ineffective to the extent of such prohibition or unenforceability without invalidating the remaining provisions hereof, and any such prohibition or unenforceability in any jurisdiction shall not invalidate or render unenforceable such provision in any other jurisdiction.

Counterparts. This Lender Joinder Agreement may be executed by one or more of the parties to this Lender Joinder Agreement on any number of separate counterparts (including by facsimile and other electronic transmission), and all of such counterparts taken together shall be deemed to constitute one and the same instrument.

CORE & MAIN LP,

as Borrower

Additional
Commitment
Lender

JPMorgan Chase Bank, N.A.

RBC Capital Markets is a marketing name for the capital markets activities of Royal Bank of Canada and its affiliates.