MrPEX® PEX-a Tubing w/ Oxygen Barrier

MrPEX® Barrier PEX tubing is Cross-Linked Polyethylene (PEX-a) manufactured in accordance with ASTM F 876. Tubing is listed to ASTM F 876/877 (CSA B137.5) and ICC-PMG 1053, and also certified by NSF (NSF-rfh). MrPEX® Barrier PEX tubing is rated by the Hydrostatic Stress Board of PPI (Plastics Pipe Institute) at: 160 psi at 73.4°F; 100 psi at 180°F; 80 psi at 200°F. MrPEX® Barrier PEX tubing has an EVOH oxygen barrier that meet DIN 4726. Tubing sizes 3/8″ through 3/4″ also has a thin coating of PE on top of the barrier in order to reduce noise when installed in joist applications and Aluminum heat transfer plates.

  • Backed by our 30 year warranty
  • Available in nominal sizes 3/8″ thru 2″
  • Bending Radius = 4 Times O.D.
  • PEX Expansion Ratio 1.1″ / 10 degrees F / 100ft
Max Temperature Max Pressure
200 degrees F (93.3 C) 80 psi
180 degrees F (82.2 C) 100 psi
73.4 degrees F (22.7 C) 160 psi

Standards: ASTM F875/877, ASTM F2159, ASTM F1807, ASTM F1960, ASTM F2098, ASTM F2080, ASTM F2023, CSA B137.5

Listings: IAPMO UPC, ICC-PMG 1053

Volume and Weights

Size Volume Weight
3/8″ PEX 0.497 gallons/100 ft. 4.1 lbs/100 ft.
1/2″ PEX 0.917 gallons/100 ft. 5.3 lbs/100 ft.
5/8″ PEX 1.392 gallons/100 ft. 7.1 lbs/100 ft.
3/4″ PEX 1.832 gallons/100 ft. 10.2 lbs/100 ft.
1″ PEX 3.067 gallons/100 ft. 16.5 lbs/100 ft.
1 1/4″ PEX 4.660 gallons/100 ft. 25.6 lbs/100 ft.
1 1/2″ PEX 6.508 gallons/100 ft. 35.0 lbs/100 ft.
2″ PEX 11.16 gallons/100 ft. 68.2 lbs/100 ft.

ASTM F876 PEX Tubing Dimension Chart

Size OD Wall ID
3/8″ PEX 0.500″ 0.070″ 0.360″
1/2″ PEX 0.625″ 0.070″ 0.485″
5/8″ PEX 0.750″ 0.083″ 0.584″
3/4″ PEX 0.875″ 0.097″ 0.681″
1″ PEX 1.125″ 0.125″ 0.875″
1 1/4″ PEX 1.375″ 0.153″ 1.069″
1 1/2″ PEX 1.625″ 0.181″ 1.263″
2″ PEX 2.125″ 0.248″ 1.63″
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Part # Type Unit
1210060 3/8″ 600 ft. Coil
1210100 3/8″ 1000 ft. Coil
1220030 1/2″ 300 ft. Coil
1220050 1/2″ 500 ft. Coil
1220100 1/2″ 1000 ft. Coil
1220120 1/2″ 1200 ft. Coil
1220160 1/2″ 1600 ft. Coil
1230030 5/8″ 300 ft. Coil
1230033 5/8″ 330 ft. Coil
1230050 5/8″ 500 ft. Coil
1230100 5/8″ 1000 ft. Coil
1230110 5/8″ 1100 ft. Coil
1240010 3/4″ 100 ft. Coil
1240030 3/4″ 300 ft. Coil
1240040 3/4″ 500 ft. Coil
1240050 3/4″ 1000 ft. Coil
1241020 3/4″ Bag of 10 – 20ft Sticks
1250010 1″ 100 ft Coil
1240050 3/4″ 1000 ft. Coil
1241020 3/4″ Bag of 10 – 20ft Sticks
1250010 1″ 100 ft Coil
1250030 1″ 300 ft. Coil
1251020 1″ Bag of 10 – 20ft Sticks
1260015 1″-1/4″ 150 ft Coil
1261010 1″-1/4″ Bag of 5 – 20ft Sticks
1270015 1″-1/2″ 150 ft Coil
1271010 1″-1/2″ Bag of 5 – 20ft Sticks
1280015 2″ 150 ft Coil
 1281010 2″  Bag of 5 – 20ft sticks