Type M Rigid Copper Pipe

Copper tubing is slowly being replaced by pex tubing in hot and cold water applications.

Type m rigid copper pipe.

Lightweight copper pipe and tubing resists corrosion and is suitable for plumbing refrigeration and hvac applications. Type m is the thinner of the two and is quite common in copper piping done for residential homes throughout the u s. Type m copper pipe. Debris or protrusions in the pipeline can damage a seal or rupture inflatable plugs.

Some areas do not allow type m copper. But for normal in the wall household plumbing type m copper pipe is just fine. Great for use as a residential water supply line. It can be used with sweat compression and flare fittings.

Type l costs more than type m. It generally isn t code to use type m copper underground. Copper pipe type m wall is thinner than both type k and l copper. Never use an inflatable plug when its failure could cause injury or catastrophic damage or as the only means of protection for personnel working downstream.

All pipe plugs must be blocked or anchored adequately against a force equal to the head pressure times the cross sectional area of the pipe. Type m three quarter inch pipe has a wall thickness of 0 032 inches and type l is 0 045 inches. Copper tube type type 122 1 type acr 34 type dwv 5 type k 51 type l 40 type m 17 tube size search tube size. The difference is the wall thickness of the copper pipe sizes and therefore the pressure it can handle.

Type m copper pipe 28 utility copper tubing 8 nominal size. Copper type m rigid tube is constructed from durable long lasting and corrosion resistant copper. Copper tubing is joined using flare connection compression connection pressed connection or solder. This type m pipe features thin walls and is suitable for use behind walls inside homes to route water from service lines and water heaters to fixtures.

You may be surprised to find two types of copper pipe on the home center shelf type l and type m. There are two basic types of copper tubing soft copper and rigid copper. Type m copper pipe type m has a wall thickness of 032 inches for a inch diameter pipe making it a thinner wall than both type k and type l copper. Copper tubing is most often used for heating systems and as a refrigerant line in hvac systems.

Type m half inch pipe has a wall thickness of 0 028 inches while type l is 0 040 inches. Sold in both rigid and flexible forms type m is used most commonly for domestic water service and vacuum systems. Type l with its thicker walls weighs more and requires more copper thereby costing more to manufacture and also to transport. The mueller streamline 1 in.