Be sure that the copper tubing is inserted all the way into the fitting before tightening.
													
																	Leaking copper pipe under sink. 
								
	
		
	
																	How to use epoxy putty to stop a sink pipe leak. 
																	The reason being is because there s minimal movement and stress. 
																	A crooked pipe is a loose pipe and will leak water until you straighten the pipe and tighten its connections. 
																	A typical home can have several sinks such as within the kitchen bathrooms or laundry room. 
															
													
								
	
		
	
																	If the pipe gets bent back and forth the compression fitting could eventually spring a leak. 
																	It s possible for a pipe or hose to spring a leak all on its own but it s rare. 
																	Once the water supply is shut off decide how to fix a leaky pipe temporarily to prevent damage until a more permanent repair can be made. 
																	Using pipe dope or pipe thread compound is an old plumber s trick to stop compression fitting leaks. 
															
													
								
	
		
	
																	Find the exact source of the leak because pipe leaks in the middle of a straight run might use a quick fix method that is different from what is needed near a pipe fitting. 
																	These indispensable fixtures can develop leaks over time. 
																	It s far more likely for water to leak from a bad connection and fortunately every connection under the sink is easy to tighten. 
																	When tightening connections doesn t do the job things may be complicated enough to warrant calling a plumber. 
															
													
								
	
		
	
																	Another thing that ll you ll want to avoid is using a double compression fitting to lengthen a pipe unless you re using it under your kitchen sink.