3/16" Fittings

John Guest tubing is produced in Linear Low Density Polyethylene which is more robust than traditional LDPE or MDPE.  John Guest fittings are made from high quality materials offering a wide range of temperature and pressure suitability, broad chemical compatibility and low toxicity.  It is ideal for use in water filtration, water purification, and water conditioning.

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  • Collet Locking Tool for Sizes 3/16 to 1/2 inc
    John Guest fittings and tubing are produced in Linear Low Density Polyethylene which is more robust than traditional LDPE or MDPE.  It offers a wide range of temperature and pressure suitability, broad chemical compatibility and low toxicity.  It is ideal for use in water filtratio..
    Ex Tax: £6.36 £7.64
  • Equal Elbow 3/16 inch Tube OD x 3/16 inch Tube OD
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust than tra..
    Ex Tax: £1.68 £2.02
  • Equal Straight Connector 3/16 inch Tube OD x 3/16 inch Tube OD
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.     John Guest tubing is produced in Linear Low Density Polyethylene which is more robu..
    Ex Tax: £1.44 £1.73
  • Equal Tee 3/16 inch Tube OD
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.     John Guest tubing is produced in Linear Low Density Polyethylene which is more robu..
    Ex Tax: £2.28 £2.74
  • Plug Connector 3/16 inch
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £0.42 £0.50
  • Reducer 3/8 inch Stem x 3/16 inch Tube
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £1.50 £1.80
  • Reducer 5/16 inch Stem x 3/16 inch Tube
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £1.14 £1.37
  • Reducing Elbow 3/8 inch Tube OD x 3/16 inch Tube OD
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £3.09 £3.71
  • Reducing Elbow 5/16 inch Tube OD x 3/16 inch Tube OD
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £2.22 £2.66
  • Reducing Straight Connector 1/4 inch Tube OD x 3/16 inch Tube OD
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £1.77 £2.12
  • Reducing Straight Connector 3/8 inch Tube OD x 3/16 inch Tube OD
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £2.19 £2.63
  • Reducing Straight Connector 3/8 inch Tube OD x 5/16 inch Tube OD
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £1.95 £2.34
  • Stem Adaptor 3/16 inch Stem x 1/8 NPTF Thread
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £0.60 £0.72
  • Stem Elbow 3/16 inch Stem OD x 3/16 inch Tube OD
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £1.71 £2.05
  • Stem Elbow 3/8 inch Stem OD x 3/16 inch Tube OD
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £3.03 £3.64
  • Straight Adaptor 3/16 inch Tube OD x 1/8 inch NPTF Male Thread
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £1.02 £1.22
  • Swivel Branch Tee 3/16 inch Tube OD x 1/8 inch NPTF Thread
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £4.95 £5.94
  • Swivel Elbow 3/16 inch Tube OD x 1/5 inch NPTF Thread
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £4.08 £4.90
  • Swivel Elbow 3/16 inch Tube OD x 1/8 inch BSPT Thread
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £4.08 £4.90
  • Tube to Hose Stem 1/4 inch Stem x 3/16 Hose
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £0.90 £1.08
  • Tube to Hose Stem 5/16 inch Stem x 3/16 Hose
    Gray acetal copolymer construction with nitrile O-rings. FDA approved materials. NSF Certified 51 & 62. Suitable for water, air, inert gases and pneumatic applications or vacuum.   John Guest tubing is produced in Linear Low Density Polyethylene which is more robust tha..
    Ex Tax: £0.96 £1.15
RO-MAN.COM

High quality reverse osmosis systems. RO-MAN has long held a reputation as a leader in reverse
osmosis and water filtration in the UK. Our systems are built in the UK and can be customised to suit
many purposes. We only use quality filters and components and source our membranes from the US.