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Ducting Size Guide
Galvanised Duct Coupling Connector
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Rated Excellent by our customers, See Reviews
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GALVANISED MALE SLEEVE COUPLING / DUCTING CONNECTOR
- Galvanised male coupling, used to join circular ducts or other female fittings.
- The male spigot fits inside our range of galvanised spiral pipe, Kair plastic pipe, and other female coupling products
Available as standard and with “safe” rubber seal.
Standard:
- Standard version is supplied without “safe” rubber seal push fit seals.
- Installation may need sealant or solvents.
Rubber Seal:
- The i-sells safe system is a quickly assembled solution based on a double-lipped, factory-installed seal made from EPDM rubber.
- Fast and easy to install: Allows installation without sealant or solvents.
- Saves money and time on extra installation steps – Can be twisted and adjusted with tightness unaffected.
Need further information? Contact our friendly i-sells team for advice on exactly what you need for your project.
| Model | GALNP100 |
|---|---|
| QS code | QS8659 |
| Barcode | 5055774701757 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 100 |
| Weight (kg) | 0.113 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Packaged height (mm) | 100 |
| Packaged length (mm) | 100 |
| Packaged width (mm) | 80 |
| Packaged weight (kg) | 0.113 |
| Model | GALNPU-100 |
|---|---|
| QS code | QS1626 |
| Barcode | 5055774700736 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 100 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Packaged height (mm) | 110 |
| Packaged length (mm) | 110 |
| Packaged width (mm) | 80 |
| Packaged weight (kg) | 0.111 |
| Model | GALNP125 |
|---|---|
| QS code | QS8662 |
| Barcode | 5055774701740 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 125 |
| Weight (kg) | 0.144 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Packaged height (mm) | 130 |
| Packaged length (mm) | 130 |
| Packaged width (mm) | 85 |
| Packaged weight (kg) | 0.144 |
| Model | GALNP160 |
|---|---|
| QS code | QS8665 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 160 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNP200 |
|---|---|
| QS code | QS8667 |
| Barcode | 5055774701238 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 200 |
| Width (mm) | 95 |
| Weight (kg) | 0.253 |
| Height (mm) | 200 |
| Length (mm) | 200 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Packaged height (mm) | 200 |
| Packaged length (mm) | 200 |
| Packaged width (mm) | 95 |
| Packaged weight (kg) | 0.253 |
| Model | GALNP250 |
|---|---|
| QS code | QS8669 |
| Barcode | 5055774701054 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 250 |
| Weight (kg) | 0.52 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Packaged height (mm) | 250 |
| Packaged length (mm) | 250 |
| Packaged width (mm) | 100 |
| Packaged weight (kg) | 0.52 |
| Model | GALNPU-150 |
|---|---|
| QS code | QS1633 |
| Barcode | 5055774700392 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 150 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Packaged height (mm) | 155 |
| Packaged length (mm) | 155 |
| Packaged width (mm) | 80 |
| Packaged weight (kg) | 0.171 |
| Model | GALNP80 |
|---|---|
| QS code | QS8681 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 80 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNP300 |
|---|---|
| QS code | QS8671 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 300 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNPU-200 |
|---|---|
| QS code | QS1637 |
| Barcode | 5055774700330 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 200 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNP150 |
|---|---|
| QS code | QS8664 |
| Barcode | 5055774701733 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 150 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNPU-160 |
|---|---|
| QS code | QS1635 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 160 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNP315 |
|---|---|
| QS code | QS8672 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 315 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNPU-125 |
|---|---|
| QS code | QS1629 |
| Barcode | 5055774700286 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 125 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Packaged height (mm) | 135 |
| Packaged length (mm) | 135 |
| Packaged width (mm) | 80 |
| Packaged weight (kg) | 0.142 |
| Model | GALNP355 |
|---|---|
| QS code | QS8673 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 355 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNP180 |
|---|---|
| QS code | QS8666 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 180 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNP400 |
|---|---|
| QS code | QS8674 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 400 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNP450 |
|---|---|
| QS code | QS8675 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 450 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNP224 |
|---|---|
| QS code | QS8668 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 224 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNPU-80 |
|---|---|
| QS code | QS1651 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 80 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNPU-250 |
|---|---|
| QS code | QS1639 |
| Barcode | 5055774700538 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 250 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNP280 |
|---|---|
| QS code | QS8670 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 280 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNP500 |
|---|---|
| QS code | QS8676 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 500 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNPU-300 |
|---|---|
| QS code | QS1641 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 300 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNPU-315 |
|---|---|
| QS code | QS1642 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 315 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNPU-63 |
|---|---|
| QS code | QS1648 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 63 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNP560 |
|---|---|
| QS code | QS8677 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 560 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNPU-224 |
|---|---|
| QS code | QS1638 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 224 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNPU-180 |
|---|---|
| QS code | QS1636 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 180 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNP600 |
|---|---|
| QS code | QS8678 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 600 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNP630 |
|---|---|
| QS code | QS8679 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 630 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNPU-355 |
|---|---|
| QS code | QS1643 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 355 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNPU-400 |
|---|---|
| QS code | QS1644 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 400 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNP710 |
|---|---|
| QS code | QS8680 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 710 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNPU-280 |
|---|---|
| QS code | QS1640 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 280 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNPU-500 |
|---|---|
| QS code | QS1646 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 500 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNP800 |
|---|---|
| QS code | QS8682 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 800 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNPU-450 |
|---|---|
| QS code | QS1645 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 450 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNP900 |
|---|---|
| QS code | QS8683 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 900 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNP1000 |
|---|---|
| QS code | QS8660 |
| Product type | Male Coupling |
| Product group | Metal Ducting |
| Round system (mm) | 1000 |
| Temp max | 250 |
| Material | Galvanised Steel |
| Model | GALNPU-560 |
|---|---|
| QS code | QS1647 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 560 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNPU-630 |
|---|---|
| QS code | QS1649 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 630 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNPU-710 |
|---|---|
| QS code | QS1650 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 710 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNPU-800 |
|---|---|
| QS code | QS1652 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 800 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNPU-900 |
|---|---|
| QS code | QS1653 |
| Product type | Connector |
| Product group | Metal Ducting |
| Round system (mm) | 900 |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Material | Galvanised Steel |
| Model | GALNPU-1000 |
|---|---|
| QS code | QS1627 |
| Barcode | NULL |
| Product type | Connector |
| Product group | Metal Ducting |
| Flat system (mm) | NULL |
| Round system (mm) | 1000 |
| Width (mm) | NULL |
| Weight (kg) | NULL |
| Height (mm) | NULL |
| Length (mm) | NULL |
| Socket size (mm) | NULL |
| Spigot szie (mm) | NULL |
| SELV | NULL |
| Timer | NULL |
| Pullcord | NULL |
| Humidistat | NULL |
| Maximum suggested long duct run | NULL |
| Power max watts | NULL |
| Power min watts | NULL |
| Thickness | NULL |
| Decibel rating db min | NULL |
| Decibel rating db max | NULL |
| Temp max | 250 |
| Temp min | Seal: -30 Continuous / -50 Intermittent |
| Free area | NULL |
| Material | Galvanised Steel |
| Airflow performance ls low | NULL |
| Airflow performance ls med | NULL |
| Airflow performance ls high | NULL |
| Airflow performance mh low | NULL |
| Airflow performance mh med | NULL |
| Airflow performance mh high | NULL |
| Pressure loss pa 15 ls | NULL |
| Pressure loss pa 30ls | NULL |
| Pressure loss pa 60 ls | NULL |
| Pressure loss pa 120 ls | NULL |
| Pressure loss pa 180 ls | NULL |
| Diameter inner mm | NULL |
| Diameter outer mm | NULL |
| Diameter mm | NULL |
| Equivalent area mm | NULL |
| Fan opration modes | NULL |
| Free area cm min | NULL |
| Free area cm max | NULL |
| Packaged height (mm) | NULL |
| Packaged length (mm) | NULL |
| Packaged width (mm) | NULL |
| Packaged weight (kg) | NULL |
7 reviews for Galvanised Duct Coupling Connector
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Read our full delivery information
Free Delivery Over £100
For items in stock. Excludes timed and non UK Mainland deliveries.
Cut off time 12:00 (noon)
Orders placed after midday will be shipped the following working day.
Free Delivery Over £100
For items in stock. Excludes timed and non UK Mainland deliveries.
Cut off time 12:00 (noon)
Orders placed after midday will be shipped the following working day.
NPU Male Sleeve Coupling Connector datasheet
Questions and answers of the customers
-
for the Galvanised Male-Male Duct Coupling Connector - 600mm, what is the length of the item?
-
Qfor the Galvanised Male-Male Duct Coupling Connector - 600mm, what is the length of the item?answer nowA Good morning David, and thanks for your enquiry. The length is 172mm.Kind regards, Marc
How long is the 800mm diameter connector?
-
A Hi Phil, Thanks for your question.An NP 800 dia is 210mm depth I hope that helps to answer your question. Regards Chris
Good morning,
Please can you confirm these materials have been cancelled as per our telephone conversation yesterday,
Kind regards,
Dan McGowan
-
QGood morning, Please can you confirm these materials have been cancelled as per our telephone conversation yesterday, Kind regards, Dan McGowananswer nowA Hi Dan, I can confirm that yesterdays order has been cancelled by my colleague Koray.The new order for larger size couplings has been processed for you today.I hope that helps.RegardsChris
Hello,
Ive ordered quite a lot of stuff lately from you guys and Im looking to order more stuff.
Any chance of a discount code?
-
QHello, Ive ordered quite a lot of stuff lately from you guys and Im looking to order more stuff. Any chance of a discount code?answer nowA Hello AndrewThank you for your question. If you would like to send me your requirements i will be happy to look at pricing for you. [email protected] RegardsAnita
hello, I need to join two 150mm galv pipes together. what coupling do I need?
thank you
-
Qhello, I need to join two 150mm galv pipes together. what coupling do I need? thank youanswer nowA Hello AndrewThank you for your question, The male coupler QS8664 is the item you require.Kind RegardsAnita
What is the length and internal diameter of the male 560mm coupling?
Thanks
Will
-
A Hello Will, Many thanks for your enquiry. This item is designed to fit inside the 560mm ducting so will be slightly smaller than 560mm and long enough to hold 2 pieces of ducting together.I hope this answers your question but if you need any further information please do not hesitate to contact me.RegardsBen
Good afternoon
Im looking to run ducting vertically from a dehumidifier. The end of the ducting will be connected to a flexi hose. The flexi hose fits (Ive been told) onto a pipe o/d 347mm. I dont have acces to the flexi so cant confirm this.
My question - What is the o/d of this product?
Regards
Glynn
-
QGood afternoon Im looking to run ducting vertically from a dehumidifier. The end of the ducting will be connected to a flexi hose. The flexi hose fits (Ive been told) onto a pipe o/d 347mm. I dont have acces to the flexi so cant confirm this. My question - What is the o/d of this product? Regards Glynnanswer nowA Hi Glynn, The 355mm is the outside dimension of the spigot as 355mm ducting is female
Hello, can you tell me the depth of this coupling ? I want to use it to extend an extractor fan venting kit to the actual outside of the wall, instead of it ending 4 short of the wall edge. Thanks
-
QHello, can you tell me the depth of this coupling ? I want to use it to extend an extractor fan venting kit to the actual outside of the wall, instead of it ending 4 short of the wall edge. Thanksanswer nowA Hi Sally The width is 130mm so if you just insert 30mm into your duct you should achieve the desired result.
is this coupling used to joint straight lengths of 300mm spiral
-
A Hello FrankThank you for your question. Yes this coupler is to join the spiral together.Kind RegardsAnita
is 280mm the internal diameter of the coupling also what is the height/length dimension size
-
Qis 280mm the internal diameter of the coupling also what is the height/length dimension sizeanswer nowA Hello PhilipThe outer diameter is slightly under 280mm as it is a male coupling designed to connect two straight lengths of 280mm spiral ducting
will this fit in side 100mm OD ducting
-
A Hello GlynThank you for your question. This is a male connection and will fit into 100mm ducting which is a female connection. If I can help any further please do not hesitate to contact me Kind RegardsAnita
Do these fit on the outside of the pipe or inside ? Thankyou
-
A Hello Darryl, Our male duct couplings will fit inside the female 150mm Galvanised Spiral Duct pipe. - Part: GALSS-150Kind regards, Michael
Hi there, I was just wondering the length of this product?
Many thanks
Jonathan Walker
-
A Hi JonathanIm hoping you want the band width which will be 80mm O/D
I am looking for flanges for 250mm diameter spiral galvanise tube about 40 x40
-
A Hello Andy Thank you for your question. What is your application? The item you are looking at is designed to join two pieces of spiral together. We do a spigot plate that has a flange the product code for this item is QS4220. If I can help any further please do not hesitate to contact me Kind Regards Anita
Please can you send me a drawing of this part. Do you make this in Stainless steel.
regards
Steve
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QPlease can you send me a drawing of this part. Do you make this in Stainless steel. regards Steveanswer nowA Hello SteveAs far as we are aware this is not available in stainless steel as it is a male/male coupling it is hidden inside the ducting it connects.Please clarify, what type of drawing do you require?
Henry Lelen (verified owner) –
yep, its a coupling. Good company, well organized site, easy to get stuff.
Henry Lelen (verified owner) –
yep, its a coupling. Good company, well organized site, easy to get stuff.
Anonymous (verified owner) –
yep, its a coupling. Good company, well organized site, eas
Andy Hill (verified owner) –
Simple and easy couplings for fast installation and a firm joint, especially when used with foil tape.
Troy Mitchell (verified owner) –
Item as described, prompt delivery
Trevor Mant (verified owner) –
good product
Stewart Rodger (verified owner) –
Fits very well no problems.