
CD3604 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $8.65 | Condition is New, 1/4" M. Access Fitting with 1/4" Copper Tube C&D Valve CD3604 sold Each, FREE SHIPPING | 100.0% |
![]() | $10.90 | Condition is New, (2-PACK) 1/4" M. Access Fitting with 1/4" Copper Tube C&D Valve CD3604, FREE SHIPPING | 100.0% |
![]() | $9.00 | Top Pick! Condition is New, C&D Valve Mfg. Co. CD3604 Access Valve with Copper Tube and Brass Nuts HVAC, shipping cost = $5.48 | ![]() |
![]() | $20.40 | Condition is New, 1/4" M. Access Fitting with 1/4" Copper Tube C&D Valve CD3604 Pack of (6), FREE SHIPPING | 100.0% |
![]() | $46.92 | Condition is New, C&D C&D-CD3604/6 1/2" NPT Brass Valve, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $22.00 | Condition is Used, C&D Copper Access Valve CD3604 PKG of 4 1/4" tube extension w/ 1/4" flare cap, FREE SHIPPING | 98.9% |
![]() | $149.99 | Top Pick! Condition is Used, OEM 2023-2026 BMW 740i I7 Right Passenger Trunk Lid Tail Light 63-21-5-A3C-D36, FREE SHIPPING | 100.0% |
![]() | $165.00 | Top Pick! Condition is Used, BMW 740i i7 G70 2023 2024 2025 2026 Rear Right RH Passenger Taillight Lamp OEM, FREE SHIPPING | ![]() |
![]() | $219.99 | Condition is Used, 2023 2024 2025 2026 BMW 740I I7 REAR RIGHT PASSENGER TAILLIGHT LAMP OEM USED, FREE SHIPPING | ![]() |
![]() | $1400.00 | Condition is Used, 2023 2024 2025 BMW 7 i7 G70 T2 USA Version rear led tail light set, full kit, shipping cost = $75.00 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $3.00 | Condition is New – Open box, C&D / Copper Tube Extension / B10-736 (CD3604), shipping cost = $5.62 | 100.0% |

The Valve CD3604 1/4 Inch Access Fitting is a high-quality copper tube packing designed for use in various industrial applications. This fitting is manufactured with superior-grade brass body and a 1/4 inch NPT (National Pipe Thread) connection. The brass body is known for its durability and resistance to corrosion, making it an ideal choice for use in harsh environments.
The CD3604 fitting comes with a copper tube pack, which consists of eleven pieces of copper tubes, each having an outer diameter of 1/2 inch and a length of 1 inch. These tubes are precision cut and straightened to ensure a perfect fit and easy installation. The copper material is known for its excellent thermal conductivity and resistance to corrosion, making it a popular choice for use in heating and cooling systems.
The end connections of the copper tubes are pre-threaded to match the NPT connection of the fitting, allowing for easy and secure installation. The threads are also plated with a protective nickel finish to prevent galling and ensure a long-lasting connection.
The CD3604 fitting also features a pressure relief valve, which is designed to automatically release excess pressure if the system becomes overpressurized. This important safety feature helps prevent damage to the system and potential injury to personnel.
The Valve CD3604 1/4 Inch Access Fitting with Copper Tube Pack is suitable for use in a wide range of industrial applications, including heating, cooling, and process systems. Its high-quality materials, precision manufacturing, and safety features make it a reliable and effective solution for your industrial plumbing needs.
The Valve CD3604 1/4 inch access fitting copper tube pack is a common choice for plumbing projects that require copper tubing. Here are some pros and cons to consider before making a purchase:
Pros:1. Durability: Copper tubing is known for its longevity and resistance to corrosion. This makes it a popular choice for plumbing applications where water quality may be an issue.
2. Compatibility: The 1/4 inch access fitting is a standard size used in many plumbing applications, making it a versatile option for a wide range of projects.
3. Easy to Install: The access fittings make it easier to connect copper tubing to valves, pipes, and other plumbing components.
4. Leak-Free: Copper tubing and fittings form a strong, leak-free connection when properly installed.
5. Recyclable: Copper is a recyclable material, making it an eco-friendly choice for those concerned about the environment.
Cons:1. Cost: Copper tubing and fittings can be more expensive than other materials like PVC or CPVC.
2. Expansion and Contraction: Copper tubing expands and contracts with temperature changes, which can put stress on connections and fittings over time.
3. Soldering Required: Copper tubing and fittings require soldering or brazing to create a permanent connection, which can be time-consuming and require specialized tools.
4. Weight: Copper tubing is heavier than other materials like PVC or CPVC, which can make transporting and handling it more challenging.
In conclusion, the Valve CD3604 1/4 inch access fitting copper tube pack offers several advantages, including durability, compatibility, ease of installation, leak-free connections, and recyclability. However, it also comes with some disadvantages, such as cost, expansion and contraction, the need for soldering, and weight.
Ultimately, whether or not this product is right for you depends on the specific requirements of your plumbing project, your budget, and your personal preferences. If you value the durability and versatility of copper tubing and are willing to invest in the tools and time required to install it, then this product may be a good choice for you. On the other hand, if cost is a major concern or you prefer a more lightweight and easier-to-install option, you may want to consider alternative materials like PVC or CPVC.
Details:
Note: actual colors of the item may be slightly different from photos due to camera, lighting's, and monitors.
specifications maxohvac:
- brand: C-d Valve
- mpn: Cd3604
- part type: Tube
- country of origin: United States
returns maxohvac:
- paid by: buyer
- policy: returns accepted
- method: money back
- time: 30 days
payments maxohvac:
- other
- wallet: paypal
- credit card: discover
seller maxohvac:
- city: heber springs, arkansas
- rating: 100.0%
- # reviews: 3956
shipping maxohvac:
- transit: 4-10 days
- carrier: usps
- class: standard
- type: calculated
- service: usps ground advantage
offer maxohvac:
- availability: in stock
- in stock #: 5
- options: ship-to-home
- sold #: 11
- prices: $3.00–$46.92
- item condition:
- New
- Used
- New – Open box
- started: december 2, 2025
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
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