Product Overview
Are you looking for a smooth, high-strength structural joint to extend your greenhouse frame or side curtain rods? Our commercial-grade 3/4″ EMT Inner Pipe Connector is the ultimate solution for extending Electrical Metallic Tubing (EMT) seamlessly. Unlike bulky external couplers, this premium inline splice fitting slides completely inside the pipe ends to deliver an unhindered, flush connection that is perfect for motorized or manual greenhouse mechanisms.
Engineered specifically for heavy-duty greenhouse roll-up sidewalls, these structural insert plugs dramatically minimize pipe slippage, bowing, and waviness when rolling up your hoop house ventilation curtains. Crafted from weather-resistant galvanized steel, it ensures a strong, long-lasting connection capable of withstanding continuous torque, wind shear, and daily farm operations.
Key Features
- Seamless Flush Connection: Inserts completely inside the 3/4″ EMT conduit, eliminating external bumps or protrusions so greenhouse film and roll-up handles glide smoothly.
- Commercial Galvanized Steel Durability: Forged from high-grade galvanized steel to provide maximum resistance against rust, corrosion, chemicals, and outdoor humidity.
- Anti-Waviness Structural Design: Precision-fit engineering locks your roll-up sidewall poles into a perfectly straight line, preventing the curtain rod from bending or winding unevenly.
- Fast, Screw-Secured Installation: Simply slide the inner pipe connector into both conduit ends and lock it permanently in place using two standard 3/4″ self-tapping or self-drilling screws (screws sold separately).
Technical Specifications
| Attribute | Specification |
|---|---|
| Product Name | 3/4″ EMT Inner Pipe Connector / Inline Splice Fitting |
| Compatible Pipe Size | Standard 3/4 inch EMT Conduit (Electrical Metallic Tubing) |
| Material Construction | Heavy-Duty Galvanized Steel (Rust-Resistant) |
| Primary Application | Greenhouse Roll-Up Sidewalls, Hoop House Curtain Rod Extensions |
| Installation Hardware Req. | Requires 2x 3/4″ Self-Tapping Screws (Not Included) |
Frequently Asked Questions (FAQ)
Q1: Why should I choose an inner connector instead of a standard external EMT coupling?
A: Standard external couplers create a raised bump on the outside of the pipe. For greenhouse roll-up sidewalls, that bump will catch on the plastic film and cause tearing or uneven roll-ups. This inner connector keeps the outside of your poles completely flat and seamless.
Q2: How do I install this inner pipe connector?
A: Push the connector halfway into the end of your first 3/4″ EMT conduit, and push the second conduit onto the remaining half. Secure the joint by drilling two 3/4″ self-tapping or self-drilling screws through the conduit and into the inner coupling walls.
Q3: Will these splice fittings fit rigid metal pipes or fence top rails?
A: These fittings are precision-sized specifically to fit the inner dimensions of standard 3/4 inch EMT tubing. Because rigid pipes, PVC, and fence top rails have completely different wall thicknesses, we only recommend using this product with standard 3/4″ EMT conduits.
Q4: Are the installation screws included in the package?
A: No, screws are not included. We highly recommend purchasing standard 3/4″ self-drilling or self-tapping hex head screws to quickly pierce and lock the galvanized steel joint in place.
Shipping Policy
Origin & Processing: All orders are expertly packed and shipped directly from our central facility in Mainland China. Orders are processed within 2 to 4 business days after confirmation.
Destinations & Delivery: We ship directly to the United States and Canada. Standard air shipping typically takes 7 to 15 business days. For heavy or bulk greenhouse materials, ocean freight (LCL/FCL) is available and typically takes 25 to 40 days depending on your destination.
Customs & Duties: Please note that international shipments may be subject to import duties, taxes, or customs clearance fees upon arrival in the destination country. These charges are the sole responsibility of the customer.
Freight Delivery for Heavy Orders: Any single roll weighing over 120 lbs must ship via motor freight (semi-truck). If your custom-cut order exceeds this weight threshold, our team will proactively notify you with the necessary freight delivery arrangements and logistics details.Click here for information on freight delivery.
For full details visit our Shipping Policy.
Returns Policy
30-Day Return Window: Returns can be made on most standard products within 30 days of delivery. Items must be unused, unaltered, and in their original packaging.
International Return Shipping: Because our operations are based in Guangzhou, China, customers are responsible for all international return shipping costs, duties, and logistics tracking. Original shipping fees are non-refundable.
Non-Returnable Items: Customized greenhouse structures, custom-cut greenhouse plastics/shade cloths, automated grow systems, and bulk grow media are exempt from returns unless a manufacturing defect is verified.
For full details visit our Returns Policy.













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