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
DURO LINE Steel Refrigerant Lineset: 25 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid - Insulated Line Sets
DURO LINEInsulated Line Sets

DURO LINE Steel Refrigerant Lineset: 25 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid

The DURO LINE Steel Refrigerant Lineset (SKU 896CU6, MPN SLS385825) is a 25 ft long insulated line set made of steel with steel connections. It features 1/2 in black elastomeric insulation and a 3/8 in plain liquid line.

SKU 3G-OTH-72132

Brand
DURO LINE
Item
Steel Refrigerant Lineset: 25 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid
Category
Insulated Line Sets
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

DURO LINE
Manufacturer Part Number
SLS385825
Type
Steel
Insulation
1/2 in
Plain Liquid
3/8 in
Line Material
Steel
Insulation Color
Black
Connection Material
Steel
Insulation Material
Elastomeric
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

DURO LINE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DURO LINE Steel Refrigerant Lineset (SKU 896CU6, MPN SLS385825) is a 25 ft long insulated line set made of steel with steel connections. It features 1/2 in black elastomeric insulation and a 3/8 in plain liquid line.

Frequently Asked Questions

What is the DURO LINE Steel Refrigerant Lineset used for?

The DURO LINE Steel Refrigerant Lineset is used in HVAC and refrigeration systems to connect the outdoor condenser to the indoor evaporator. It carries refrigerant between components in split-system air conditioners and heat pumps. The 1/2 in elastomeric insulation prevents condensation and improves energy efficiency.

What are the specifications of the DURO LINE Steel Refrigerant Lineset?

The DURO LINE Steel Refrigerant Lineset (MPN SLS385825) is 25 ft long with steel lines and steel connections. It has 1/2 in black elastomeric insulation and a 3/8 in plain liquid line. The insulation material is elastomeric, and the line material is steel. It is manufactured by DURO LINE.

Where to buy the DURO LINE Steel Refrigerant Lineset worldwide?

You can source the DURO LINE Steel Refrigerant Lineset through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. 3G Electric supplies this lineset to HVAC contractors and facilities worldwide.

How to install the DURO LINE Steel Refrigerant Lineset?

Install the DURO LINE Steel Refrigerant Lineset by routing it between the outdoor and indoor units, avoiding sharp bends. Use proper brazing techniques for steel connections. Ensure the 1/2 in elastomeric insulation remains intact to prevent condensation. Follow standard HVAC practices for refrigerant line installation and leak testing.

Used in

Common applications for DURO LINE
Residential split-system air conditioning — DURO LINE steel refrigerant line sets (e.g., SLS387825) for connecting outdoor condenser to indoor evaporator.
Light commercial heat pump installations — DURO LINE 50-ft line sets (e.g., SLS385850) for rooftop or ground-mounted units.
HVAC system retrofits in existing buildings — DURO LINE 25-ft line sets (e.g., SLS141250) for replacing old refrigerant lines.
New construction HVAC rough-in — DURO LINE 35-ft line sets (e.g., SLS387835) for pre-installing line sets before drywall.
Refrigeration system maintenance — DURO LINE 15-ft line sets (e.g., SLS141215) for short-run replacements in walk-in coolers.

DURO LINE Products

3G Electric supplies DURO LINE insulated line sets. 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 →

Similar products

Matched by specification & description
DURO LINE Steel Refrigerant Lineset: 35 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS385835). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 35 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS385835). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE Steel Refrigerant Lineset: 25 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS143825). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 25 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS143825). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE Steel Refrigerant Lineset: 50 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS143850). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 50 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS143850). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE Steel Refrigerant Lineset: 15 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS143815). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 15 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS143815). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE Steel Refrigerant Lineset: 25 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS383425). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 25 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS383425). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.

More from DURO LINE

View all DURO LINE parts →
DURO LINE Steel Refrigerant Lineset: 25 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS141225). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 25 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS141225). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE Steel Refrigerant Lineset: 25 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS387825). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 25 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS387825). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE Steel Refrigerant Lineset: 50 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS141250). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 50 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS141250). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE Steel Refrigerant Lineset: 50 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS385850). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 50 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS385850). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE Steel Refrigerant Lineset: 50 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS387850). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 50 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS387850). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE Steel Refrigerant Lineset: 50 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS383450). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 50 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS383450). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE Steel Refrigerant Lineset: 15 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS141215). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 15 ft Lg, 1/2 in Insulation, 1/4 in Plain Liquid, Steel (MPN SLS141215). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE Steel Refrigerant Lineset: 35 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS387835). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.
DURO LINE
DURO LINE Steel Refrigerant Lineset: 35 ft Lg, 1/2 in Insulation, 3/8 in Plain Liquid, Steel (MPN SLS387835). Key specifications — Insulation Color: Black; Insulation Material: Elastomeric; Line Material: Steel; Connection Material: Steel; Brand: DURO LINE.