![Image of air conditioner installation kit components, including MRCOOL DIY Direct's 25' Install Kit for 9/12/18k with cable for Gen 4 DIY or Easy Pro Systems - 25 Foot Pre-Filled Line Set With Wire and 2 Couplers, featuring insulated copper pipes wrapped in white insulation, a black coil of wire with various colored wires inside, and two brass couplings for Quick Connect Line Sets.](http://mrcooldiydirect.com/cdn/shop/files/Photoroom-20240623-203338.png?v=1719193069&width=1445)
![An image showing two brass fittings at the top left and a coiled pair of insulated black cables at the bottom right, designed for MRCOOL DIY Direct systems. Each item appears new and unused, placed on a plain white background. This is the 25' Install Kit for 9/12/18k with cable for Gen 4 DIY or Easy Pro Systems - 25 Foot Pre-Filled Line Set With Wire and 2 Couplers.](http://mrcooldiydirect.com/cdn/shop/products/diy-4th-gen-25-install-kit-for-1218k-with-cable-for-diy-or-easy-pro-systems-mrcool-diy25-1412c-25-foot-insulated-line-set-with-for-mr-cool-4th-gen-diy-9k-18k-un-177127.webp?v=1719193069&width=1445)
![A **25' Install Kit for 9/12/18k with cable for Gen 4 DIY or Easy Pro Systems - 25 Foot Pre-Filled Line Set With Wire and 2 Couplers** with brass fittings at both ends. Designed for use in air conditioning or refrigeration systems, particularly Multi-Zone Systems and **MRCOOL DIY Direct** projects. The insulation is thick and appears durable, and the coil is neatly organized for quick connect line sets.](http://mrcooldiydirect.com/cdn/shop/products/diy-4th-gen-25-install-kit-for-1218k-with-cable-for-diy-or-easy-pro-systems-mrcool-diy25-1412c-25-foot-insulated-line-set-with-for-mr-cool-4th-gen-diy-9k-18k-un-241325.jpg?v=1719193069&width=1445)
![](http://mrcooldiydirect.com/cdn/shop/files/female-customer-support-operator-headset-600nw-102124561.webp?v=1710218479)
Have questions or need help selecting the perfect Mini Split system?
Talk with our expert HVAC team members now for assistance!!
Product Overview
-
25' Pre-Filled DIY Line Set / Control Wire / Couplers
PRODUCT DESCRIPTION
PRODUCT DESCRIPTION
Mr. Cool Quick Connect Line Sets are required for Mr. Cool DIY Single and Multi-Zone Systems ONLY. This is for use with the 9,000 BTU, 12,000 and 18,000 BTU Units. The bundle now includes the DIYPro cable and the couplers to extend your standard length an additional 25'. The cable offers a stronger electrical conduit that protects your cables for the weather as well as gardening tools!
Line sets are required when installing a Mr. Cool DIY Multi Zone system. They connect the outdoor compressor or condenser to the indoor air handler. Mr. Cool offers a unique solution for their DIY Heat and Cool Indoor and Outdoor Systems. The Mr. Cool DIY Quick Connect Line Set is pre-charged with R410A refrigerant. The line uses Quick Connect Fittings which are specially designed for use when installing the Mr. Cool DIY Single and Multi-Zone Split Systems. No-Vac lines simply plug into the Condenser and the Indoor Wall Air Handler. No cutting, no brazing, no vacuuming, no charging!
This line set has a 1/4" liquid line, 1/2" suction line and is 25' long. It can be used with the DIY Multi-Zone 4th Gen Systems in conjunction with the 12,000 and 18,000 BYU Indoor Units. It can also be used to extend the line set length included with the 12,000 and 18,000 BTU DIY Single Zone Systems. The line set is encased in a strong, 3/4" UV Protective Insulation Sleeve. It will prevent sun damage, weather erosion and destruction from wildlife. The No-Vac Line Set is kink resistant and easy to bend during installation.
This line set is for use with the 9,000 BTU, 12,000 BTU and 18,000 BTU DIY Multi-Zone, EZ-PRO Systems in combination with any DIY-MULTI Condensers OR Can be used to extend a 16', 25', 35' pre-charged line set.
Couplers Included in this kit!
Mr.Cool Single Zone systems also include the option of extending the 25' line set included with the system. With the appropriately sized DIY coupler(s), the line set included with the system can be extended up to a total of 75 ft by adding additional line sets and couplers to install the DIY 4th Generation Single Zone Systems. It can be used with 12k/18k Systems DIY-12HP-115C25 and DIY-18HP-230C25.