Internal reducers in comparison
-
Find instead of search!
-
Data-based comparison - quick & easy
-
Last updated on 07.10.2026
1
Reducer Extension 1 Outer x 1 1/4 Inner Brass Blank
tecuro
To the product (1 offer)
9,9
Show on Amazon
2
DOJA Barcelona Threaded Coupling Nut M6 Pack of 10 | Threaded Sleeve for Rod Extension and Rod Coupler | Round Connector Nut | Made in Spain | Heavy Duty Corrosion Resistant Finish | Durable Steel
DOJA Barcelona
free shipping
To the product (1 offer)
9,8
Show on Amazon
3
6" to 4" Internal Pipe Reducer to fit Inside 160mm Underground Drainage and Reduce Down to 110mm 4" Flexible Rubber Boot Reducer Adaptor Pipe Connector Joiner
Mission Rubber
free shipping
To the product (1 offer)
9,8
Show on Amazon
4
Poppstar 2X Brass Reducer External Thread 1 Inch to Internal Thread 3/4 Inch, with Hexagon
POPPSTAR
free shipping
To the product (1 offer)
9,7
Show on Amazon
5
Create idea 2PCS Reducer Double Nipple 3/4 Inch Internal Thread to 1/2 Inch External Thread Tap Adapter Pipe Fitting Connector with Sealing Rings Stainless Steel
Create idea
5% off
free shipping
To the product (1 offer)
9,6
Show on Amazon
6
Sanitop-Wingenroth, malleable cast Iron Reducer Number 241, with Internal Thread, Silver, 13187 2
Sanitop-Wingenroth
free shipping
To the product (1 offer)
9,6
Show on Amazon
7
Compressor Accessory 4139605 Reducer R3/8 Inch Internal Thread / R1/2 Inch External Thread
Einhell
free shipping
To the product (1 offer)
9,5
Show on Amazon
8
Brass Reducer Pipe Connector with External and Internal Thread 1 1/4"- 1" - Warranty 10 Years - MONTERAL
MONTERAL
free shipping
To the product (1 offer)
9,5
Show on Amazon
9
Pack of 2 Brass Reducers 1 Inch Internal Thread x 1/2 Inch Male Thread, Reducing Sleeve Female 1 Inch to Male Thread 1/2 Inch, Sanitary Fittings for Water Pipe, Drinking Water, Container, Sanitary
Beatific
To the product (1 offer)
9,3
Show on Amazon
10
LatoYard Threaded Insert Reducer Nut, M6x1.0 Internal / M8x1.25 External, 15 mm Length, Stainless Steel, 10 pcs
LatoYard
free shipping
To the product (1 offer)
9,3
Show on Amazon
You might also be interested in these internal reducers.
H2O-Flex® Reducing Fitting 1/2 Inch Internal Thread (IG) to 3/8 Inch Male Thread (AG) Reducer Flat Sealing with Wide Sealing Surface Sleeve Nipple Thread Fitting Reducer Extension with Seal
Reducing screw connection 1/2 inch female thread (IG) to 3/8 inch male thread (external thread) Flat sealing with wide sealing surface to avoid damage to the seal Chrome-plated outside and blank brass inside according to drinking water standard Includes the seal For sanitary installation in the drinking water sector
£ 12.83
To the product (1 offer)
BlissfulAbode 4PCS Brass Reducer Thread Fitting Adapter 1 Inch To 3/4 Inch Internal External Thread Reducer For Pipe Radiator Drain Pipe
[ROBUST BRASS MATERIAL] Made from high-strength brass, this reducer is designed to withstand high temperatures and resist over time, reliability in all conditions.
£ 8.59
free shipping
To the product (1 offer)
Hon&Guan Ducting Reducer 110mm to 100mm, Hose Pipe Connector Adaptor, Round | White Plastic Circular Reducing Joint for Extractor Fan, Cooker Hood, Tumble Dryer
The pipe adapters can be converted between 110 mm and 100 mm ducting (4.5 to 4 inches).
£ 7.99
free shipping
To the product (2 offers)
Helicoil Thread Repair Insert, Thread Repair Kit, 10Pcs Internal Thread Set Threaded Insert Nuts, Female Thread M8 x 1.25, Male Thread M12 x 1.75 Thread Adapter, Thread Reducer Adapter
KIMISS
£ 7.67
To the product (1 offer)
Lecreatekit 30pcs Stainless Steel Threaded Inserts – M6×1.0 Internal / M8×1.25 External, 10mm Length, Thread Reducer Nuts for Industrial Fastening
EASY THREAD REPAIR: Fix stripped or damaged M6 internal threads quickly using these stainless steel inserts—no welding or replacement parts needed
£ 7.49
free shipping
To the product (1 offer)
Thread Sleeve Reducer Piece Internal Thread 1/2 Inch to 3/8 Inch Internal Thread Blank (Thread 12)
Internal thread 1/2 inch = approx. 18.7 mm. 3/8 inch internal thread = approx. 15 mm
£ 12.58
To the product (1 offer)
EpheyFIF 4PCS Brass Reducer Thread Fitting Adapter 1 Inch To 3/4 Inch Internal External Thread Reducer For Pipe Radiator Drain Pipe
[ BRASS CONSTRUCTION] Made from robust brass, this adapter ensures long-lasting performance and resistance against wear and tear.
£ 10.79
free shipping
To the product (1 offer)
17% off
Reducer Brass 1 1/4" - 1" with Internal and External Thread | for Connecting Pipe - ONIX TECH
COMPATIBILITY - Brass reducer pipe fitting with 1 1/4" male thread and 1" female thread, designed for connecting copper, brass, and steel pipes in water supply, heating, and gas systems
£ 11.89
free shipping
To the product (1 offer)
Homeponnew Brass Hex Reducing Adapter for Water Tanks, Thread Reducer with Internal and External Thread, DN15/DN20/DN25, 2-Pack
【 Brass Material】Crafted from brass, these hexagon reducing adapters are built to last and resistant to . They provide long-lasting reliability for your plumbing needs.
£ 7.46
free shipping
To the product (1 offer)
EKFBQBGW Stainless Steel Wire reducing Joint NPT American-Made Four-Point to Three-Point Hexagonal Internal Reducer Double-Headed Outer Wire Pipe Fitting Teeth(G3/8*G1/4)
Stainless Steel Wire reducing Joint NPT American-Made Four-Point to Three-Point Hexagonal Internal Reducer Double-Headed Outer Wire Pipe Fitting Teeth(G3/8*G1/4)
£ 34.95
free shipping
To the product (1 offer)
2PCS High Pressure Sprayer Reducer Adapter G3/8 Internal Thread to G1/4 External Thread Sprayer Adapter
Sturdy and Durable: This sprayer reducer adapter is made of premium copper material, which is rust proof, durable, and has a long service life.
£ 7.29
free shipping
To the product (1 offer)
ICYJRFHLTF Stainless Steel Wire reducing Joint NPT American-Made Four-Point to Three-Point Hexagonal Internal Reducer Double-Headed Outer Wire Pipe Fitting Teeth(G1/4*G1/8)
Stainless Steel Wire reducing Joint NPT American-Made Four-Point to Three-Point Hexagonal Internal Reducer Double-Headed Outer Wire Pipe Fitting Teeth(G1/4*G1/8)
£ 31.88
free shipping
To the product (1 offer)