Product Image
Drain TestingMonumentDIY PlumbingPlumbing ToolPipe RepairDrain plugWaterproof SealRigid PlumbingRubber Cone PlugWing Nut Plug

Monument 1378Z Drain Testing Plug, 100mm (4in)

£16.35
SKU: MON1378
Brand: Monument

Durable Monument drain testing plug for 100mm pipes, offering high-pressure resistance up to 1.97 bar for reliable plumbing work.

Colour • Black
Variant • 100mm
Buy more, save more
1 unit
£16.35
-14%
2+ units
£16.35
£14.08
-20%
3+ units
£16.35
£13.12
-21%
4+ units
£16.35
£12.84
-23%
5+ units
£16.35
£12.66
-24%
6+ units
£16.35
£12.36
-29%
48+ units
£16.35
£11.54
2 more
offers
Drain Testing Plug
Applications
  • Drain testing
  • Pipe repairs
  • Replacement work
  • Plumbing maintenance

Recommended Products

FILTER LOGIC QL1-Zip 5 Micron Triple Action Water Filter
From £41.22
FILTER LOGIC QL1-Zip 5 Micron Triple Action Water Filter
ROCOL STEAMSEAL PJC Pipe Sealant 400g
From £16.36
ROCOL STEAMSEAL PJC Pipe Sealant 400g
ROCOL GASSEAL Non-Setting Pipe Sealant 300g
From £21.72
ROCOL GASSEAL Non-Setting Pipe Sealant 300g
Fluxrite® Tin Soldering Paste, 450g
From £25.68
Fluxrite® Tin Soldering Paste, 450g
Raraion Blue Inlet Tube 1.5m
From £5.61
Raraion Blue Inlet Tube 1.5m

Similar Products

Timco AP200 Plastic Clip Fit Access Panel, White, 205x205mm
From £11.42
Timco AP200 Plastic Clip Fit Access Panel, White, 205x205mm
Monument 1729T Black Rubber Hose, 2m
From £8.86
Monument 1729T Black Rubber Hose, 2m
ROCOL Leak Detector Spray, 300ml
From £22.78
ROCOL Leak Detector Spray, 300ml
Arctic Hayes Tap Washer Kit, Fibre, 170 Piece
From £16.23
Arctic Hayes Tap Washer Kit, Fibre, 170 Piece
Raraion 1 1/2'' White Rubber Plug 38mm
From £1.70
Raraion 1 1/2'' White Rubber Plug 38mm
Arctic Hayes Brush-On Gas Leak Detector Fluid 250ml
From £5.10
Arctic Hayes Brush-On Gas Leak Detector Fluid 250ml
Blue Spot Tools 125-Piece Tap Reseater Washer Set
From £3.69
Blue Spot Tools 125-Piece Tap Reseater Washer Set
LA-CO Soldering Flux Paste, 125g, Water & Gas Usage
From £8.25
LA-CO Soldering Flux Paste, 125g, Water & Gas Usage
Timco Invisiweep Wall Weep, Clear, 65 x 10 x 102mm, 50 Pieces
From £12.88
Timco Invisiweep Wall Weep, Clear, 65 x 10 x 102mm, 50 Pieces
Timco Rad-Seal Radiator Pipe Guide & Seal, White, 140mm (10-Pack)
From £44.53
Timco Rad-Seal Radiator Pipe Guide & Seal, White, 140mm (10-Pack)

You may like

Monument AC4P Autocut Plastic Waste Pipe Cutter, 2in/50-56mm
From £30.57
Monument AC4P Autocut Plastic Waste Pipe Cutter, 2in/50-56mm
Monument 173 Stiffnuts Pro Kit, 10-Piece
From £115.89
Monument 173 Stiffnuts Pro Kit, 10-Piece
Monument 1730X Orange Gas Test Hose, 2m, 5.5mm ID
From £15.48
Monument 1730X Orange Gas Test Hose, 2m, 5.5mm ID
Monument 1732D Tapered Pressure Test Nipple, 1/8in BSP
From £7.92
Monument 1732D Tapered Pressure Test Nipple, 1/8in BSP
Monument 183B Tee Piece for U Gauge
From £2.57
Monument 183B Tee Piece for U Gauge
Monument 2052R Universal Radiator & Valve Key
From £19.29
Monument 2052R Universal Radiator & Valve Key
Monument 2058J Radiator Bleed Keys (Pack of 2)
From £3.93
Monument 2058J Radiator Bleed Keys (Pack of 2)
Monument 3014J-1 Boiler Flue Brush Set, Pack of 3
From £17.14
Monument 3014J-1 Boiler Flue Brush Set, Pack of 3
Monument 331E Crutch End Domestic Stopcock Key
From £9.53
Monument 331E Crutch End Domestic Stopcock Key
Monument 460U Tap Reseating Tool for 1/2in & 3/4in BS1010 Taps
From £50.32
Monument 460U Tap Reseating Tool for 1/2in & 3/4in BS1010 Taps