--- product_id: 456841669 title: "Copper Fitting HVACR 3/8 & 3/4 Copper Line Set Fittings Kit air conditioning refrigeration liquid line & suction lines tubing pipes & ACR:(2)Couplings,(2) Long Turn 90's,(2)Street LR 90's -99% Copper" brand: "flotrek" price: "284 zł" currency: PLN in_stock: false reviews_count: 8 url: https://www.desertcart.pl/products/456841669-copper-fitting-hvacr-3-8-and-3-4-copper-line store_origin: PL region: Poland --- # Up to 910 PSI max pressure Operates from -20°F to 400°F 12-piece pro-grade kit Copper Fitting HVACR 3/8 & 3/4 Copper Line Set Fittings Kit air conditioning refrigeration liquid line & suction lines tubing pipes & ACR:(2)Couplings,(2) Long Turn 90's,(2)Street LR 90's -99% Copper **Brand:** flotrek **Price:** 284 zł **Availability:** ❌ Out of Stock ## Summary > 🛠️ Elevate your HVACR game with copper precision and power! ## Quick Answers - **What is this?** Copper Fitting HVACR 3/8 & 3/4 Copper Line Set Fittings Kit air conditioning refrigeration liquid line & suction lines tubing pipes & ACR:(2)Couplings,(2) Long Turn 90's,(2)Street LR 90's -99% Copper by flotrek - **How much does it cost?** 284 zł with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/456841669-copper-fitting-hvacr-3-8-and-3-4-copper-line) ## Best For - flotrek enthusiasts ## Why This Product - Trusted flotrek brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Temperature Tough:** Reliable operation across a wide temperature range from freezing -20°F to scorching 400°F. - • **Versatile Dual Sizes:** Includes both 3/8" and 3/4" OD fittings to cover all your HVACR liquid and suction line needs. - • **Complete 12-Piece Kit:** Everything you need in one package—couplings, long radius 90° elbows, and street elbows for seamless installation. - • **High-Pressure Performance:** Rated up to 910 PSI, built to withstand extreme HVACR system demands. - • **Precision Engineered Copper:** Crafted from 99% pure copper for unmatched durability and corrosion resistance. ## Overview The FLOTREK Copper Fitting HVACR Kit features 12 high-quality 99% copper pieces, including couplings and long radius 90° elbows in 3/8" and 3/4" sizes. Engineered to handle pressures up to 910 PSI and temperatures from -20°F to 400°F, this kit ensures professional-grade durability and versatility for air conditioning and refrigeration line installations. ## Description Copper Fitting HVACR 3/8 & 3/4 Copper Line Set Fittings Kit air conditioning refrigeration liquid line & suction lines tubing pipes & ACR:(2)Couplings,(2) Long Turn 90's,(2)Street LR 90's -99% Copper ## Features - INCLUDES 2 x 3/8" OD Copper Long Radius 90 Elbow; 2x 3/8" OD Copper Coupling; 2x 3/8" OD Copper Street Long Radius 90 Elbow - INCLUDES 2 x 3/4" OD Copper Long Radius 90 Elbow 2x 3/4" OD Copper Coupling 2x 3/4" OD Copper Street Long Radius 90 Elbow - Wrought Copper Fitting as per ASTM B75 - 3/8” OD (1/4” ID) Fittings: PSI 910 (-20F-100F), 770 (150F), 725 (250F), 455 (400F) - 3/4” OD (5/8” ID) Fittings: PSI 630(-20F-100F), 535(150F), 505(250F), 170(400F) ## Technical Specifications | Specification | Value | |---------------|-------| | Material | Copper | | Brand | FLOTREK | | Color | Copper | | Connector Type | Elbow | | Thread Size | 3/8''-18, 3/4''-14 | | Exterior Finish | Copper | | Thread Type | NPT | | Item Weight | 0.2 Kilograms | | Number of Pieces | 12 | | Global Trade Identification Number | 00850042707005 | | Manufacturer | FLOTREK | | Part Number | FK3834OD-2 | | Item Weight | 7 ounces | | Package Dimensions | 5.16 x 4.29 x 1.46 inches | | Item model number | FK3834OD-2 | | Item Package Quantity | 1 | | Maximum Pressure | 910 Pound per Square Inch | | Usage | Outside; Professional | | Included Components | 2x 3/8" OD Copper Street Long Radius 90 Elbow, 2x 3/8" OD Copper Long Radius 90 Elbow, 2 x 3/4" OD Copper Long Radius 90 Elbow, 2x 3/8" OD Copper Coupling, 2 x 3/4" OD Copper Street Long Radius 90 Elbow, 2x 3/4" OD Copper Coupling | | Batteries Included? | No | | Batteries Required? | No | ## Product Details - **Material:** Copper - **Brand:** FLOTREK - **Color:** Copper - **Connector Type:** Elbow - **Thread Size:** 3/8''-18, 3/4''-14 - **Exterior Finish:** Copper - **Thread Type:** NPT - **Item Weight:** 0.2 Kilograms - **Number of Pieces:** 12 - **Global Trade Identification Number:** 00850042707005 ## Images ![Copper Fitting HVACR 3/8 & 3/4 Copper Line Set Fittings Kit air conditioning refrigeration liquid line & suction lines tubing pipes & ACR:(2)Couplings,(2) Long Turn 90's,(2)Street LR 90's -99% Copper - Image 1](https://m.media-amazon.com/images/I/61VIMl2hEYL.jpg) ![Copper Fitting HVACR 3/8 & 3/4 Copper Line Set Fittings Kit air conditioning refrigeration liquid line & suction lines tubing pipes & ACR:(2)Couplings,(2) Long Turn 90's,(2)Street LR 90's -99% Copper - Image 2](https://m.media-amazon.com/images/I/519xbqG03kL.jpg) ![Copper Fitting HVACR 3/8 & 3/4 Copper Line Set Fittings Kit air conditioning refrigeration liquid line & suction lines tubing pipes & ACR:(2)Couplings,(2) Long Turn 90's,(2)Street LR 90's -99% Copper - Image 3](https://m.media-amazon.com/images/I/41v+fiF2NRL.jpg) ![Copper Fitting HVACR 3/8 & 3/4 Copper Line Set Fittings Kit air conditioning refrigeration liquid line & suction lines tubing pipes & ACR:(2)Couplings,(2) Long Turn 90's,(2)Street LR 90's -99% Copper - Image 4](https://m.media-amazon.com/images/I/51brtyOTneL.jpg) ![Copper Fitting HVACR 3/8 & 3/4 Copper Line Set Fittings Kit air conditioning refrigeration liquid line & suction lines tubing pipes & ACR:(2)Couplings,(2) Long Turn 90's,(2)Street LR 90's -99% Copper - Image 5](https://m.media-amazon.com/images/I/71SsmyLUWdL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Got the job done *by G***T on July 11, 2025* Got the job done ### ⭐⭐⭐⭐⭐ Great package! *by R***R on June 10, 2025* Exactly as Seller described! ### ⭐⭐⭐⭐ Got the job done *by M***K on August 18, 2023* It got the job done. Quick ship. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/456841669-copper-fitting-hvacr-3-8-and-3-4-copper-line](https://www.desertcart.pl/products/456841669-copper-fitting-hvacr-3-8-and-3-4-copper-line) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-28*