Pre-Insulated Twin Copper Linesets
Twin copper linesets, pre-insulated and ready to run. We supply multiple sizes that cover the bulk of mini-split, heat-pump and AC installs around Calgary. Contact us for more details. 25 feet, half-inch insulation, white jacket. Grab what you need and get back to the job.
Core Lineset Sizes
Every lineset below is 25 ft of twin copper with 1/2-inch insulation in a white jacket. Stock and contractor pricing are confirmed at the time of quotation.
| Code | Product Size | Length | Insulation | Status | Action |
|---|---|---|---|---|---|
| TC14381225LS | 1/4″ × 3/8″ | 25 ft | 1/2″ | Confirm availability | Request Price |
| TC14121225LS | 1/4″ × 1/2″ | 25 ft | 1/2″ | Confirm availability | Request Price |
| TC38581225LS | 3/8″ × 5/8″ | 25 ft | 1/2″ | Confirm availability | Request Price |
View Lineset Specifications (PDF)
Picking the Right Size
Match the lineset to the equipment, not to what’s on the truck. The nameplate and install manual have the final say on line sizes, maximum run length and lift.
1/4″ × 3/8″
SKU: TC14381225LSThe small-unit size. A common pick for smaller mini-split installs — check the equipment nameplate to confirm.
View Lineset1/4″ × 1/2″
SKU: TC14121225LSThe middle of the road. Suits a wide range of residential installs — confirm against the install manual.
View Lineset3/8″ × 5/8″
SKU: TC38581225LSFor the bigger jobs, longer runs, or whenever the equipment calls for fatter lines. When in doubt, check the nameplate.
View LinesetWant the full rundown on sizing, measuring and refrigerants? It’s in our contractor FAQ.
2-Year Warranty
Subject to Coreline warranty terms and product eligibility.
Calgary Supply
Orders picked at our Calgary warehouse. Pickup by confirmed arrangement.
Contractor Pricing
Quoted per job. Send your list and we’ll price it.
Need a price?
Send your sizes and quantities. We’ll confirm stock and contractor pricing.