Is the GWPB natural gas hose suitable for both propane-butane and natural gas use, and does it fully comply with ISO 3821 requirements?

Yes. The GWPB natural gas hose is designed for both propane-butane and natural gas use and is explicitly stated to meet the requirements of the ISO 3821 standard. Its construction . black NBR rubber inner layer, two textile braid reinforcements, and an orange EPDM/SBR outer layer . together with a working pressure of 20 bar and an operating temperature range of â30Â°C to +70Â°C, aligns with typical ISO 3821 specifications for flexible gas hoses.

Can the GWPB natural gas hose withstand temperatures from -30Â°C to +70Â°C during continuous propane-butane and natural gas service?

Yes. The GWPB natural gas hose is specified for continuous propane-butane and natural gas service with an operating temperature range of -30Â°C to +70Â°C, meeting ISO 3821 requirements. Its construction-black NBR inner layer, two textile braids reinforcement, and orange EPDM/SBR outer layer-along with a working pressure of 20 bar, supports continuous operation across that temperature range.

Does the GWPB natural gas hose have an orange EPDM/SBR outer layer for UV and weather resistance?

Yes. The GWPB natural gas hose has an orange EPDM/SBR outer layer that provides UV and weather resistance. The hose description specifies an outer layer of orange EPDM/SBR rubber, with a black NBR inner layer, two textile braids for reinforcement, working pressure 20 bar, and operating temperature range â30Â°C to +70Â°C.

GWPB natural gas hose

All products, Technical gases hoses/

Additional information

Material	NBR – nitrile rubber
Maximum operating temperature [°C]	70
Minimum operating temperature [°C]	-30
Vacuum resistance	no
Standard length [m]	120, 20, 40, 50

Flexible hose for propane-butane and natural gas. Meets the requirements of ISO 3821 standard. Inner layer: black NBR rubber. Reinforcement: two textile braids. Outer layer: orange EPDM/SBR rubber. Working pressure: 20 bar. Operating temperature: from -30°C to +70°C.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
SP-GWPB-04	Hose GWPB 4x11 mm	4	20
SP-GWPB-05	Hose GWPB 5x12 mm	5	20
SP-GWPB-06	Hose GWPB 6.3x13.3 mm	6	20
SP-GWPB-08	Hose GWPB 8x15 mm	8	20
SP-GWPB-09	Hose GWPB 9x16 mm	10	20
SP-GWPB-10	Hose GWPB 10x17 mm	10	20
SP-GWPB-12	Hose GWPB 12.5x19.5 mm	12	20
SP-GWPB-16	Hose GWPB 16x23.4 mm	16	20
SP-GWPB-19	Hose GWPB 19x29.6 mm	20	20
SP-GWPB-20	Hose GWPB 20x30.6 mm	20	20
SP-GWPB-25	Hose GWPB 25x35.6 mm	25	20
SP-GWPB-32	Hose GWPB 31.5x44.1 mm	32	20
SP-GWPB-35	Hose GWPB 35x48.2 mm	35	20
SP-GWPB-38	Hose GWPB 38x51.4 mm	38	20
SP-GWPB-40	Hose GWPB 40x53.4 mm	40	20
SP-GWPB-45	Hose GWPB 45x58.6 mm	45	20

Flexible hose for propane-butane and natural gas. Meets the requirements of ISO 3821 standard. Inner layer: black NBR rubber. Reinforcement: two textile braids. Outer layer: orange EPDM/SBR rubber. Working pressure: 20 bar. Operating temperature: from -30°C to +70°C.

Additional information

Material	NBR – nitrile rubber
Maximum operating temperature [°C]	70
Minimum operating temperature [°C]	-30
Vacuum resistance	no
Standard length [m]	120, 20, 40, 50