COB Industries Multi-Size Inflatable Pipe Plugs / Flow Stoppers

 

 

COB Industries now offers Multi-Size Inflatable Stoppers in a larger range of sizes with the NEW MLS (Stoppers) and FXBP (Bypass Plug) models. MLS and FXBP Plugs offer versatility, flexibility and durability with reinforced ozone protected natural rubber construction*. These plugs are extremely popular in all types of construction, water and sewer, and pipeline maintenance applications.




COB MLS and FXBP Plugs are made in the USA and usually in stock up to 60”, with larger sizes usually available within a week or two. *Also available in Nitrile and Neoprene for specialty applications.

COB Advantages
	Used as a block plug, a water/air test plug, or leak locating back plug
	Can be floated down pipe and stopped at desired location to prevent going down a manhole for installation or removal.
	Grows shorter as it inflates to put less stress on plug.

Multi Sized Stoppers
Item Number	Range	Minimum ID	Maximum ID	Inf Pressure	Back Pressure	Length
MLS04/06	4-6"	3.50"	6.25"	30 psi	15 psi	9"
MLS06/10	6-10"	5.25"	10.25"	30 psi	15 psi	19"
MLS08/12	8-12"	7.25"	12.25"	25 psi	15 psi	20"
MLS10/16	10-16"	9.50"	16.25"	25 psi	15.psi	30"
MLS12/24	12-24"	11.50"	24.25"	25 psi	15 psi	41"
MLS15-30	15-30"	14.00"	30.25"	20 psi	8 psi	55"
MLS20/36	20-36"	19.00"	36.25"	20 psi	8 psi	64"
MLS24/48	24-48"	22.00"	48.25"	15 psi	8 psi	84"
***This product is also available in a more chemical resistant nitrile rubber quality

Multi Sized Flothru
Item Number	Range	Minimum ID	Maximum ID	Inf Pressure	Back Pressure	Length	Bypass
FXBP04/08	4-8"	3.8"	6.25"	30 psi	15 psi	14"	2"
FXBP06/10	6-10"	5.7"	10.25"	30 psi	15 psi	20"	3"
FXBP08/12	8-12"	7.0"	12.25"	30 psi	15.psi	20"	4"
FXBP10/16	10-16"	9.5"	16.25"	25 psi	15 psi	24"	4"
FXBP12/18	12-18"	11.0"	18.25"	25 psi	15 psi	28"	4"
FXBP12/24	12-24"	11.5"	24.25"	25 psi	15 psi	41"	4"
FXBP15/30	15-30"	14.3"	30.25"	20 psi	8 psi	56"	4"
FXBP20/36	20-36"	19.0"	36.25"	20 psi	8 psi	64"	4"
FXBP24/48	24-48"	22.0"	48.25"	15 psi	8 psi	94"	4"
FXBP36/60	36-60"	34.5"	60.25"	10 psi	8 psi	98"	6"
FXBP42/78	42-78"	37.0"	78.25"	10 psi	8 psi	108"	6"
***This product is also available in a more chemical resistant nitrile rubber quality