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    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_4195195509B704FC1F0EF2899F367424_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_4195195509B704FC1F0EF2899F367424" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities</link:label>
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    <link:label id="lab_lii_Reservebalanceobsoleteandslowmovinginventories_2607F43B9B81749AC21FE8E09DE4E7E4_terseLabel_en-US" xlink:label="lab_lii_Reservebalanceobsoleteandslowmovinginventories_2607F43B9B81749AC21FE8E09DE4E7E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reserve balance obsolete and slow moving inventories</link:label>
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    <link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_3622226952842AB258E9EE20182F7CE7_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_3622226952842AB258E9EE20182F7CE7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Cash Flows [Abstract]</link:label>
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    <link:label id="lab_us-gaap_GainLossOnSaleOfProperties_E6671DCA7755FD0E0F2BEE201832F62B_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfProperties_E6671DCA7755FD0E0F2BEE201832F62B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Gain on sale of real estate</link:label>
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    <link:label id="lab_us-gaap_ProvisionForDoubtfulAccounts_E621E7A3DAEF9608B2D6EE201833C7A9_terseLabel_en-US" xlink:label="lab_us-gaap_ProvisionForDoubtfulAccounts_E621E7A3DAEF9608B2D6EE201833C7A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Provision for bad debts</link:label>
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