Galvanized compression fittings aka dresser fittings. Frequently Asked Questions. How To Install Compression Fittings On Copper Tubing' title='How To Install Compression Fittings On Copper Tubing' />How to connect copper pipe with quick connect fittings. No soldering or compression needed. Dresser style compression couplings and tees for galvanized pipe repair. Q. What do you mean by the pipe must be restrainedA. Unlike threaded fittings, compression fittings can seal properly but still slip out of position as a result of forces on a pipe. The compression joints provide a positive seal but do not restrain pipe from thrusts and movement under pressure. Lil Wayne Trippy Instrumental Free Download there. Proper installation of a compression joint requires blocking connecting pipe to prevent any movement. Q. When are these sorts of fittings usedA. Dresser couplings and tees are designed to be used for quick connections, system modifications or repairs. Most commonly these are used for repairing sections of old galvanized pipe where its too difficult to thread the pipe ends. Some municipalities have regulations about where and when galvanized compression fittings can be used, so double check with your local inspector. Copper Tubing Africa is one of the leading copper tubing suppliers and manufacturers in South Africa, creating quality products for multiple industries.