SJ-77-I INABA DENKO Duct Coupler (ivory)
€2.06 Incl. VAT
INABA DENKO SJ-77-I duct coupler for connecting two SLIMDUCT SD-77 lineset cover sections into a neat, continuous trunking run. This ivory lineset cover connector features a screw-fixed cover and durable UV- and water-resistant PVC construction for indoor and outdoor HVAC installations.
- Fast delivery across Europe (5-10 business days)
- 30-day returns
- No customs duties within the EU
- Secure payments
INABA DENKO SJ-77-I Duct Coupler for SD-77 Lineset Cover Ivory
INABA DENKO SJ-77-I duct coupler is designed for joining two SLIMDUCT SD-77 straight lineset cover sections, creating a neat and continuous route for air conditioner and heat pump refrigerant pipework. The connector provides a practical solution for extending the decorative trunking over longer installation runs while maintaining a clean finished appearance.
As part of the INABA DENKO SLIMDUCT SD trunking system, the SJ-77-I provides a secure connection between adjoining SD-77 ducts. Its screw-fixed cover helps keep the coupler firmly assembled, while the set includes two stainless steel screws for installation.
Made from durable UV- and water-resistant PVC, the ivory lineset cover connector is suitable for both indoor and outdoor HVAC installations. The matching RAL 7044 finish allows the coupler to integrate neatly with ivory SLIMDUCT SD-77 straight ducts and create a visually consistent refrigerant pipe covering system.
KEY FEATURES
- Ivory duct coupler for SLIMDUCT SD-77 lineset cover
- Joins two straight duct sections for longer trunking runs
- Part of the INABA DENKO SLIMDUCT SD trunking system
- Creates a neat, continuous connection between adjoining ducts
- Creates a continuous and decorative lineset cover system for refrigerant pipes
- Helps conceal and protect refrigerant pipes, cables and drain lines for a neat finished installation
- Screw-fixed cover for secure installation
- Includes 2 stainless steel screws
- Material: PVC
- UV-resistant
- Water-resistant
- Suitable for indoor and outdoor installation
- Operating temperature: −20 °C to +60 °C
- Colour: Ivory (RAL 7044)
- Easy to install
- Made in Thailand
DIMENSIONS

APPLICATIONS
The SJ-77-I duct connector is used with SLIMDUCT SD-77 decorative trunking where multiple straight duct sections need to be joined into a longer continuous run. It is suitable for air conditioner and heat pump lineset cover installations, helping conceal and protect refrigerant pipes, condensate drain lines, cables and other HVAC service lines.
Used together with compatible SLIMDUCT SD-77 ducts and fittings, the SJ-77-I forms part of a complete decorative lineset cover and trunking system for residential and commercial HVAC installations.
| Weight | 0.075 kg |
|---|---|
| Dimensions | 230 × 70 × 130 mm |
| Product type | Duct Coupler |
| Series | SLIMDUCT SD-77 |
| Temperature range (°C) | -20 / +60 |
| Product features | UV-resistant |
| Indoor / Outdoor Usage | Indoor & Outdoor |
| Height (mm) | 67 |
| Width (mm) | 85 |
| Length (mm) | 50 |
| Weight (kg) | 0.07 |
| Material | PVC |
| Color | Ivory |
| Country of origin | Thailand |
| Brand | INABA DENKO |
| BAR/EAN | 4518301012265 |
| Manufacturer Code | 60874004422 |
| Manufacturer | INABA DENKO |
Related products
SC-77-A INABA DENKO trunking vertical elbow 90° (Anthracite gray)
SC-77-W INABA DENKO trunking vertical elbow 90° (White)
SK-77-W INABA DENKO trunking flat elbow 90° (White)
Inaba Denko 90° trunking flat elbow SK-77-W (White) is a high-quality PVC pipe fitting designed for modern and professional HVAC line set installations. Ideal for sharp 90-degree horizontal turns, it ensures seamless routing of refrigerant pipes in heat pump and air conditioning systems while offering UV-resistant, weatherproof protection. With its sleek and stylish design, it seamlessly integrates into modern homes while providing long-lasting protection for your piping.


























