Document and Entity Information	3 Months Ended
	Mar. 31, 2013
Document and Entity Information
Entity Registrant Name	Omega Flex, Inc.
Document Type	10-Q
Document Period End Date	Mar. 31, 2013
Amendment Flag	false
Entity Central Index Key	0001317945
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding	10,091,822
Entity Filer Category	Smaller Reporting Company
Entity Current Reporting Status	No
Entity Voluntary Filers	Yes
Entity Well-known Seasoned Issuer	Yes
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q1