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MDPE Pipe & Fittings

MDPE Pipe & Fittings

Blue MDPE outdoor / underground "poly" mains water pipe and fittings.

Picture showing how MDPE pipe is measured

MDPE pipe is measured by its outside diameter. MDPE stands for "Medium density polyethylene", if you were wondering.

We do not stock the old black plastic Alkathene mains pipe or fittings any more, but we do have a page with information about its sizes.

20mm MDPE Pipe (25m Coil)
25m coil of blue 20mm MDPE (medium density polyethylene) underground water pipe.
We send this using a courier service, so allow 2-3 days for delivery.
£19.33
20mm MDPE Pipe (25m Coil)
25m coil of blue 20mm MDPE (medium density polyethylene) underground water pipe.
We send this using a courier service, so allow 2-3 days for delivery.
£19.33
20mm MDPE Pipe Insert / Liner
20mm MDPE pipe liner / insert / strengthener. You need to have one of these in the end of your MDPE pipe, no matter what sort of joint it is going into.
£0.33
20mm MDPE Pipe Insert / Liner
20mm MDPE pipe liner / insert / strengthener. You need to have one of these in the end of your MDPE pipe, no matter what sort of joint it is going into.
£0.33
20mm MDPE Stopcock Valve
Brass stopcock valve with compression type connections, for use with blue 20mm MDPE (Poly) pipe.
£10.98
20mm MDPE Stopcock Valve
Brass stopcock valve with compression type connections, for use with blue 20mm MDPE (Poly) pipe.
£10.98
20mm MDPE x 15mm Copper Stopcock Valve
Brass MDPE (Poly) stopcock valve.
Blue 20mm MDPE pipe in, standard 15mm copper or plastic pipe out.
£7.96
20mm MDPE x 15mm Copper Stopcock Valve
Brass MDPE (Poly) stopcock valve.
Blue 20mm MDPE pipe in, standard 15mm copper or plastic pipe out.
£7.96
20mm Olive for MDPE Compression Fitting
Olive for use with blue 20mm MDPE (Poly) pipe and MDPE compression plumbing fittings.
£0.36
20mm Olive for MDPE Compression Fitting
Olive for use with blue 20mm MDPE (Poly) pipe and MDPE compression plumbing fittings.
£0.36
25mm MDPE Pipe (25m Coil)
25m coil of blue 25mm MDPE (medium density polyethylene) underground water pipe.
We send this using a courier service, so allow 2-3 days for delivery.
£25.38
25mm MDPE Pipe (25m Coil)
25m coil of blue 25mm MDPE (medium density polyethylene) underground water pipe.
We send this using a courier service, so allow 2-3 days for delivery.
£25.38
25mm MDPE Pipe Insert / Liner
25mm MDPE pipe liner / insert / strengthener. You need to have one of these in the end of your MDPE pipe, no matter what sort of joint it is going into.
£0.69
25mm MDPE Pipe Insert / Liner
25mm MDPE pipe liner / insert / strengthener. You need to have one of these in the end of your MDPE pipe, no matter what sort of joint it is going into.
£0.69
25mm MDPE Stopcock Valve
Brass stopcock valve for use with 25mm blue (Poly) MDPE pipe.
£15.22
25mm MDPE Stopcock Valve
Brass stopcock valve for use with 25mm blue (Poly) MDPE pipe.
£15.22
25mm Olive for MDPE Compression Fitting
Olive for use with blue 25mm MDPE (Poly) pipe and MDPE compression plumbing fittings.
£0.45
25mm Olive for MDPE Compression Fitting
Olive for use with blue 25mm MDPE (Poly) pipe and MDPE compression plumbing fittings.
£0.45
Brass 20mm MDPE x 1/2" BSP Wall Plate Elbow
Heavy duty, brass outside tap wall plate elbow, suits 20mm blue underground MDPE pipe.
Has 1/2 inch BSP female connection to suit standard outside tap.
This fitting is also known as a wing-back or backplate elbow.
£11.97
Brass 20mm MDPE x 1/2" BSP Wall Plate Elbow
Heavy duty, brass outside tap wall plate elbow, suits 20mm blue underground MDPE pipe.
Has 1/2 inch BSP female connection to suit standard outside tap.
This fitting is also known as a wing-back or backplate elbow.
£11.97
Brass 25mm MDPE x 3/4" BSP Wall Plate Elbow
Heavy duty brass outside tap wall plate elbow, suits 25mm blue underground MDPE plastic water pipe.
3/4 inch BSP female thread.
This fitting is also known as a wing-back or backplate elbow.
£15.15
Brass 25mm MDPE x 3/4" BSP Wall Plate Elbow
Heavy duty brass outside tap wall plate elbow, suits 25mm blue underground MDPE plastic water pipe.
3/4 inch BSP female thread.
This fitting is also known as a wing-back or backplate elbow.
£15.15
John Guest Speedfit 20mm MDPE 90° Elbow | UG301B
John Guest Speedfit MDPE 20mm 90° elbow UG301B, for blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£5.36
John Guest Speedfit 20mm MDPE 90° Elbow | UG301B
John Guest Speedfit MDPE 20mm 90° elbow UG301B, for blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£5.36
John Guest Speedfit 20mm MDPE Equal Tee | UG201B
John Guest Speedfit MDPE 20mm equal tee UG201B, for blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£7.34
John Guest Speedfit 20mm MDPE Equal Tee | UG201B
John Guest Speedfit MDPE 20mm equal tee UG201B, for blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£7.34
John Guest Speedfit 20mm MDPE Stop End Cap | UG4620B
John Guest Speedfit MDPE 20mm stop end cap UG4620B, for blue MDPE underground water pipe.
£4.32
John Guest Speedfit 20mm MDPE Stop End Cap | UG4620B
John Guest Speedfit MDPE 20mm stop end cap UG4620B, for blue MDPE underground water pipe.
£4.32
John Guest Speedfit 20mm MDPE Straight Coupler | UG401B
John Guest Speedfit MDPE 20mm straight coupler / connector UG401B, for blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£4.21
John Guest Speedfit 20mm MDPE Straight Coupler | UG401B
John Guest Speedfit MDPE 20mm straight coupler / connector UG401B, for blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£4.21
John Guest Speedfit 20mm MDPE to 15mm Copper Coupler | UG601B
John Guest Speedfit UG601B MDPE 20mm x 15mm copper / plastic pipe coupler.
Blue MDPE pipe in the 20mm end, standard pipe out the 15mm end.
Manufacturer says this fitting MUST NOT be buried into ground, soil, concrete or other substrates.
£6.54
John Guest Speedfit 20mm MDPE to 15mm Copper Coupler | UG601B
John Guest Speedfit UG601B MDPE 20mm x 15mm copper / plastic pipe coupler.
Blue MDPE pipe in the 20mm end, standard pipe out the 15mm end.
Manufacturer says this fitting MUST NOT be buried into ground, soil, concrete or other substrates.
£6.54
John Guest Speedfit 20mm MDPE x 1/2" BSP Male Adaptor | UG101B
John Guest Speedfit MDPE 20mm x 1/2 inch BSP adaptor / connector UG101B.
Blue MDPE pipe in one end, other end 1/2 inch BSP male thread.
£3.85
John Guest Speedfit 20mm MDPE x 1/2" BSP Male Adaptor | UG101B
John Guest Speedfit MDPE 20mm x 1/2 inch BSP adaptor / connector UG101B.
Blue MDPE pipe in one end, other end 1/2 inch BSP male thread.
£3.85
John Guest Speedfit 25mm MDPE 90° Elbow | UG302B
John Guest Speedfit MDPE 25mm 90° elbow UG302B, for blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£7.34
John Guest Speedfit 25mm MDPE 90° Elbow | UG302B
John Guest Speedfit MDPE 25mm 90° elbow UG302B, for blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£7.34
John Guest Speedfit 25mm MDPE Equal Tee | UG202B
John Guest Speedfit MDPE 25mm equal tee UG202B, for use with blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£11.19
John Guest Speedfit 25mm MDPE Equal Tee | UG202B
John Guest Speedfit MDPE 25mm equal tee UG202B, for use with blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£11.19
John Guest Speedfit 25mm MDPE Stop End Cap | UG4625B
John Guest Speedfit MDPE 25mm stop end cap UG4625B, for blue MDPE underground water pipe.
£5.83
John Guest Speedfit 25mm MDPE Stop End Cap | UG4625B
John Guest Speedfit MDPE 25mm stop end cap UG4625B, for blue MDPE underground water pipe.
£5.83
John Guest Speedfit 25mm MDPE Straight Coupler | UG402B
John Guest Speedfit MDPE 25mm connector UG402B, for blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£5.00
John Guest Speedfit 25mm MDPE Straight Coupler | UG402B
John Guest Speedfit MDPE 25mm connector UG402B, for blue MDPE underground water pipe.
Simple push fit connection - no nut to tighten.
£5.00
John Guest Speedfit 25mm MDPE to 15mm Copper Coupler | UG603B
John Guest Speedfit MDPE 25mm x 15mm copper connector UG603B
25m MDPE underground pipe in one end, standard 15mm copper or plastic pipe out the other.
Manufacturer says this fitting MUST NOT be buried into ground, soil, concrete or other substrates.
£9.79
John Guest Speedfit 25mm MDPE to 15mm Copper Coupler | UG603B
John Guest Speedfit MDPE 25mm x 15mm copper connector UG603B
25m MDPE underground pipe in one end, standard 15mm copper or plastic pipe out the other.
Manufacturer says this fitting MUST NOT be buried into ground, soil, concrete or other substrates.
£9.79
John Guest Speedfit 25mm MDPE to 20mm MDPE Coupler | UG501B
John Guest Speedfit 25mm MDPE to 20mm MDPE connector UG501B, for blue MDPE underground water pipe.
25mm MDPE pipe one end, 20mm MDPE pipe the other.
£8.17
John Guest Speedfit 25mm MDPE to 20mm MDPE Coupler | UG501B
John Guest Speedfit 25mm MDPE to 20mm MDPE connector UG501B, for blue MDPE underground water pipe.
25mm MDPE pipe one end, 20mm MDPE pipe the other.
£8.17
John Guest Speedfit 25mm MDPE to 22mm Copper Coupler | UG602B
John Guest Speedfit MDPE 25mm x 22mm copper connector UG602B, for blue MDPE water pipe.
Manufacturer says this fitting MUST NOT be buried into ground, soil, concrete or other substrates.
£7.81
John Guest Speedfit 25mm MDPE to 22mm Copper Coupler | UG602B
John Guest Speedfit MDPE 25mm x 22mm copper connector UG602B, for blue MDPE water pipe.
Manufacturer says this fitting MUST NOT be buried into ground, soil, concrete or other substrates.
£7.81
John Guest Speedfit 25mm MDPE x 3/4" BSP Male Adaptor | UG102B
John Guest Speedfit UG102B MDPE 25mm x 3/4 inch BSP adaptor / connector.
Blue 25mm pipe in one end, 3/4 inch BSP male thread on the other.
£4.53
John Guest Speedfit 25mm MDPE x 3/4" BSP Male Adaptor | UG102B
John Guest Speedfit UG102B MDPE 25mm x 3/4 inch BSP adaptor / connector.
Blue 25mm pipe in one end, 3/4 inch BSP male thread on the other.
£4.53
Plastic Pipe Cutter | 36mm Jaw
Plastic pipe cutter with 36mm jaw, die-cast aluminium body and hardened, tempered steel blade.
Cuts PVC conduit, MDPE / alkathene / polythene / PVC pipe, rubber and neoprene hose.
£8.76
Plastic Pipe Cutter | 36mm Jaw
Plastic pipe cutter with 36mm jaw, die-cast aluminium body and hardened, tempered steel blade.
Cuts PVC conduit, MDPE / alkathene / polythene / PVC pipe, rubber and neoprene hose.
£8.76
Universal Coupler 15-22 x 15-22mm
Universal repair coupler 15mm-22mm x 15mm-22mm.
Compatible with many types of pipe including uPVC, mPVC, black alkathene, LDPE, MDPE, HDPE, galvanized steel, steel, lead and copper.
£14.85
Universal Coupler 15-22 x 15-22mm
Universal repair coupler 15mm-22mm x 15mm-22mm.
Compatible with many types of pipe including uPVC, mPVC, black alkathene, LDPE, MDPE, HDPE, galvanized steel, steel, lead and copper.
£14.85
Universal Coupler 15-22 x 21-27mm
Universal repair coupler 15mm-22mm x 21mm-27mm
Compatible with many types of pipe including uPVC, mPVC, black alkathene, LDPE, MDPE, HDPE, galvanized steel, steel, lead and copper.
£15.91
Universal Coupler 15-22 x 21-27mm
Universal repair coupler 15mm-22mm x 21mm-27mm
Compatible with many types of pipe including uPVC, mPVC, black alkathene, LDPE, MDPE, HDPE, galvanized steel, steel, lead and copper.
£15.91
Universal Coupler 21-27 x 21-27mm
Universal repair coupler 21mm-27mm x 21mm-27mm
Compatible with many types of pipe including uPVC, mPVC, Black Alkathene, LDPE, MDPE, HDPE, galvanized steel, steel, lead and copper.
£16.90
Universal Coupler 21-27 x 21-27mm
Universal repair coupler 21mm-27mm x 21mm-27mm
Compatible with many types of pipe including uPVC, mPVC, Black Alkathene, LDPE, MDPE, HDPE, galvanized steel, steel, lead and copper.
£16.90

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