# MRCOOL DIY 4th Gen 25 ft. 1/4 in. x 1/2 in. R-410A Line Set Installation Extension Kit

**Brand:** [MRCOOL](https://shop.coreranger.com/brands/MRCOOL)
**SKU:** DIYEXT25-1412K75C
**Price:** $605 · in stock
**URL:** https://shop.coreranger.com/product/mrcool-diy-4th-gen-25-ft-1-4-in-x-1-2-in-r-410a-line-set-installation-extension-kit-327128780

## Specifications

| Spec | Value |
|---|---|
| Model # | DIYEXT25-1412K75C |
| Pack Size | 2 |
| Internet # | 327128780 |
| Returnable | 90-Day |
| Store SKU # | 1010304494 |
| Product Depth (in.) | 58 in |
| Product Width (in.) | 11 in |
| Product Height (in.) | 9.5 in |
| Product Weight (lb.) | 37.25 lb |
| Manufacturer Warranty | N/A |
| Mini Split Accessory/Part Type | Mini Split Line Sets |

## Description

Do you have a DIY 9K, 12K, or 18K indoor unit that can't quite reach the desired installation location The DIY extension kit is designed to extend the length of your existing line set. This DIY 25 ft extension kit includes 1 DIY Quick Connect 25 ft 1/4 in. and 1/2 in. line set, 1 DIY Quick Connect 1/4 in. coupler 1 DIY Quick Connect 1/2 in. coupler 1 75 ft DIY Pro shielded communication cable and two insulation sleeves. It is important to observe line set length limitations stated in the DIY Installation Manual. When used in conjunction with the DIY-MULTI2-18HP230C condenser do not allow the sum of all line sets connected to the system to exceed 123 ft. When used in conjunction with the DIY-MULTI3-27HP230C condenser do not allow the sum of all line sets connected to the system to exceed 172 ft. When used in conjunction with the DIY-MULTI4-36HP230C or DIY-MULTI5-48HP230C condensers do not allow the sum of all line sets connected to the system to exceed 221 ft.

• Compatible with DIY 4th gen 9K, 12k, and 18k air handler systems
• Extends the length of your existing line set by 25 ft.
• Includes quick-connect fittings for easy installation