UPONOR Barbed Fitting Adapter: 1 in ID x 1 in Pipe Size, Barbed, Brass
The UPONOR Barbed Fitting Adapter (MPN LF2891010) is a 1 in ID x 1 in Pipe Size expansion brass barbed tube fitting. It uses an expansion PEX connection method and is constructed of brass with a barbed design.
SKU 3G-OTH-467990
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Product Description
The UPONOR Barbed Fitting Adapter (MPN LF2891010) is a 1 in ID x 1 in Pipe Size expansion brass barbed tube fitting. It uses an expansion PEX connection method and is constructed of brass with a barbed design.
Frequently Asked Questions
What is the UPONOR Barbed Fitting Adapter used for?
The UPONOR Barbed Fitting Adapter connects 1-inch PEX tubing to a 1-inch pipe system using an expansion method. It is commonly used in residential and commercial plumbing, radiant heating, and hydronic systems where a reliable, leak-resistant brass connection is required.
What are the specifications of the UPONOR Barbed Fitting Adapter?
The UPONOR Barbed Fitting Adapter (MPN LF2891010) has a 1-inch inside diameter and 1-inch pipe size. It is made of brass with a barbed design and uses an expansion PEX connection method. This fitting is suitable for expansion-type PEX systems.
Where to buy the UPONOR Barbed Fitting Adapter worldwide?
3G Electric supplies the UPONOR Barbed Fitting Adapter to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this expansion brass barbed fitting.
How to install the UPONOR Barbed Fitting Adapter?
Install the UPONOR Barbed Fitting Adapter by sliding an expansion ring onto the PEX tubing, then expanding the tubing with an expansion tool. Insert the barbed end fully into the expanded tubing. The ring contracts to form a secure, leak-proof connection. Follow local plumbing codes.
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Common applications for UPONORUPONOR Products
3G Electric supplies UPONOR expansion brass barbed tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.


![UPONOR Barbed Fitting Adapter: 1 1/2 in ID x 1 1/2 in Pipe Size, Barbed, Brass, Expansion (MPN CP4501515). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F812ab304-93c8-4bd7-afb4-75203b94c140.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 1 1/2 in ID x 1 1/2 in Pipe Size, Barbed x NPT, Brass, Expansion (MPN LF4571515). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x NPT.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F7edddf22-ecd5-43c1-918d-4ad9866dde95.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 1 1/2 in ID x 1 1/2 in Pipe Size, Barbed x Cup, Brass/Copper (MPN LF4501515). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Cup.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F7ecb2db5-a251-4ba8-83fc-4ac4c5e8bd69.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 1/2 in ID x 1/2 in Pipe Size, Barbed x Cup, Brass/Copper, Expansion (MPN LF4505050). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Cup.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F7d7286df-7f0e-4469-b58d-291b2492defa.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 3/4 in ID x 3/4 in Pipe Size, Barbed x NPT, Brass, Expansion (MPN LF4527575). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x NPT.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F76aa52a8-f951-47a9-9de9-e8d82203a0f8.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 1 1/2 in ID x 1 1/2 in Pipe Size, Barbed x Press-fit, Brass/Copper (MPN LFP4501515). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Press-fit.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F74eeab74-ffc9-4e40-b970-b1eb69ea5b3e.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 1 1/4 in ID x 1 1/4 in Pipe Size, Barbed x Press-fit, Brass/Copper (MPN LFP4501313). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Press-fit.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F73d8d5c2-3a73-4941-a15a-0e90bc5a1c43.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 1/2 in ID x 1/2 in Pipe Size, Barbed x NPT, Brass, Expansion (MPN LF4575050). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x NPT.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F7231651a-3014-4597-965a-dd43ef0f186d.jpg&w=200)