3/4" is how many mm? I got 2 20mm copper pipes that need blocking.

Hello,3/4 is 26mm measured external diameter, I would say you should be using 1/2 size for 20mm pipe.Thank you

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🔧 Seal the deal with brass precision!

TRUSTED QUALITY FROM INVENA - Manufactured by Invena, a reliable name in plumbing fittings, ensuring consistent performance and longevity.
COMPACT LIGHTWEIGHT DESIGN - At just 40g and small dimensions, it’s easy to install without adding bulk or weight to your setup.
HEAT RESISTANT BRASS CONSTRUCTION - Premium brass material withstands temperatures up to 100°C, perfect for demanding central heating systems.
PRESSURE READY FOR HIGH PERFORMANCE - Rated to handle pressures up to 10 bar, guaranteeing durability under intense operational conditions.
PRECISION THREADING FOR SEAMLESS INTEGRATION - Engineered 3/4" BSP male thread ensures a secure, leak-proof fit with brass, copper, or iron pipes.

This 3/4" BSP Thread Brass Pipe Screw Hex Male Blanking Plug is a high-quality plumbing fitting designed for central heating systems. Made from durable brass, it withstands temperatures up to 100°C and pressures up to 10 bar, ensuring a reliable, leak-proof seal on brass, copper, or iron pipes. Compact and lightweight, it’s manufactured by Invena for trusted performance.

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Manufacturer	Invena
Part Number	440b
Package Dimensions	7.7 x 6 x 2 cm; 40 g
Item model number	440b
Size	3/4 inch
Colour	Copper
Material	Brass, Copper, Iron
Item Package Quantity	1
Number of Pieces	1
Batteries included?	No
Batteries Required?	No
Item Weight	40 g

3/4" inch BSP Thread Brass Pipe Screw Hex Male Blanking Plug Tube End Cap

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