Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
VIEGA PROPRESS Crimp Fitting: Straight, 4 in CTS x 3 in CTS size, Press-fit x Press-fit - Plumbing Copper & Bronze Press Tube Fittings
VIEGA PROPRESSPlumbing Copper & Bronze Press Tube Fittings

VIEGA PROPRESS Crimp Fitting: Straight, 4 in CTS x 3 in CTS size, Press-fit x Press-fit

The VIEGA PROPRESS Crimp Fitting: Straight (MPN 20730) is a copper press-fit tube fitting with a 4 in CTS x 3 in CTS size and Press-fit x Press-fit connection. Made from copper or bronze, this fitting is designed for…

SKU 3G-OTH-475636

Brand
VIEGA PROPRESS
Item
Crimp Fitting: Straight, 4 in CTS x 3 in CTS size, Press-fit x Press-fit
Category
Plumbing Copper & Bronze Press Tube Fittings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

VIEGA PROPRESS
Manufacturer Part Number
20730
Type
4 in CTS x 3 in CTS size, Press-fit x Press-fit, Copper
Brand - Broad
VIEGA
Broad - Material for Bullet
Copper Or Bronze
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

VIEGA PROPRESS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The VIEGA PROPRESS Crimp Fitting: Straight (MPN 20730) is a copper press-fit tube fitting with a 4 in CTS x 3 in CTS size and Press-fit x Press-fit connection. Made from copper or bronze, this fitting is designed for plumbing applications requiring a reliable, press-fit joint.

Frequently Asked Questions

What is the VIEGA PROPRESS Crimp Fitting 20730 used for?

The VIEGA PROPRESS Crimp Fitting 20730 is a straight copper press-fit tube fitting used in plumbing systems to join 4 in CTS and 3 in CTS copper tubing. It creates a reliable, leak-proof joint without soldering, ideal for commercial and industrial water supply lines.

What are the specifications of the VIEGA PROPRESS 20730?

The VIEGA PROPRESS 20730 is a straight crimp fitting with a 4 in CTS x 3 in CTS size and Press-fit x Press-fit connection. It is made from copper or bronze and is manufactured by VIEGA. The MPN is 20730.

Where to buy the VIEGA PROPRESS 20730 worldwide?

3G Electric supplies the VIEGA PROPRESS 20730 crimp fitting to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this copper press-fit fitting.

How to install the VIEGA PROPRESS 20730 fitting?

To install the VIEGA PROPRESS 20730, ensure copper tube ends are clean and deburred. Mark insertion depth, apply VIEGA-approved lubricant, insert tube fully, and use a VIEGA-compatible press tool to crimp the fitting. Always follow manufacturer instructions for a secure joint.

Used in

Common applications for VIEGA PROPRESS
Hydronic heating systems — Viega ProPress manual balancing valves (MPN 82110) for flow regulation in commercial buildings
Chilled water loops — Viega ProPress butterfly valves (MPN 22075, 22076) for isolation and control in HVAC systems
Potable water distribution — Viega ProPress lead-free bronze ball valves (MPN 24010, 24005) for branch line shutoff
Industrial process piping — Viega ProPress check valves (MPN 79040) to prevent backflow in pump discharge lines
Plumbing risers — Viega ProPress full-port ball valves (MPN 24030) for main shutoff in multi-story buildings

VIEGA PROPRESS Products

3G Electric supplies VIEGA PROPRESS plumbing copper & bronze press tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from VIEGA PROPRESS

View all VIEGA PROPRESS parts →
VIEGA PROPRESS Crimp Tee Fitting: Tee, 1 1/4 in CTS x 3/4 in CTS x 1 1/4 in CTS size, Copper (MPN 22248). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS
VIEGA PROPRESS Crimp Tee Fitting: Tee, 1 1/4 in CTS x 3/4 in CTS x 1 1/4 in CTS size, Copper (MPN 22248). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS Crimp Tee Fitting: Tee, 1 1/2 in CTS x 1 in CTS x 1 in CTS size, Dimple Center Stop (MPN 15458). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS
VIEGA PROPRESS Crimp Tee Fitting: Tee, 1 1/2 in CTS x 1 in CTS x 1 in CTS size, Dimple Center Stop (MPN 15458). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS Crimp Union Fitting: Straight, 1/2 in CTS x 1/2 in CTS size, Press-fit x Press-fit (MPN 79125). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS
VIEGA PROPRESS Crimp Union Fitting: Straight, 1/2 in CTS x 1/2 in CTS size, Press-fit x Press-fit (MPN 79125). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS Crimp Tee Fitting: Tee, 1 1/2 in CTS x 1 1/4 in CTS x 1 1/4 in CTS size, Copper (MPN 15483). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS
VIEGA PROPRESS Crimp Tee Fitting: Tee, 1 1/2 in CTS x 1 1/4 in CTS x 1 1/4 in CTS size, Copper (MPN 15483). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS Crimp Tee Fitting: Tee, 3 in CTS x 2 in CTS x 2 1/2 in CTS size, Dimple Center Stop (MPN 20734). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Fitting Size: 3 in CTS x 2 in CTS x 2-1/2 in CTS; Brand - Broad: VIEGA.
VIEGA PROPRESS
VIEGA PROPRESS Crimp Tee Fitting: Tee, 3 in CTS x 2 in CTS x 2 1/2 in CTS size, Dimple Center Stop (MPN 20734). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Fitting Size: 3 in CTS x 2 in CTS x 2-1/2 in CTS; Brand - Broad: VIEGA.
VIEGA PROPRESS Crimp Tee Fitting: Tee, 3 in CTS x 2 in CTS x 3 in CTS size, Dimple Center Stop (MPN 20739). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS
VIEGA PROPRESS Crimp Tee Fitting: Tee, 3 in CTS x 2 in CTS x 3 in CTS size, Dimple Center Stop (MPN 20739). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS Crimp Tee Fitting: Tee, 4 in CTS x 3 in CTS x 2 in CTS size, Dimple Center Stop (MPN 20774). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS
VIEGA PROPRESS Crimp Tee Fitting: Tee, 4 in CTS x 3 in CTS x 2 in CTS size, Dimple Center Stop (MPN 20774). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Brand - Broad: VIEGA.
VIEGA PROPRESS Crimp Tee Fitting: Tee, 4 in CTS x 4 in CTS x 2 1/2 in CTS size, Dimple Center Stop (MPN 20718). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Fitting Size: 4 in CTS x 4 in CTS x 2-1/2 in CTS; Brand - Broad: VIEGA.
VIEGA PROPRESS
VIEGA PROPRESS Crimp Tee Fitting: Tee, 4 in CTS x 4 in CTS x 2 1/2 in CTS size, Dimple Center Stop (MPN 20718). Key specifications — Brand: VIEGA PROPRESS; Broad - Material for Bullet: Copper Or Bronze; Fitting Size: 4 in CTS x 4 in CTS x 2-1/2 in CTS; Brand - Broad: VIEGA.