SJ-77-A INABA DENKO Duct Coupler for SLIMDUCT SD-77 (anthracite grey)
€3.10 Incl. VAT
INABA DENKO SJ-77-A duct coupler joins SLIMDUCT SD-77 straight ducts into a continuous refrigerant pipe covering route. This anthracite grey decorative lineset cover coupler integrates with the SLIMDUCT SD trunking system, providing a neat connection for indoor and outdoor air conditioning and heat pump installations.
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INABA DENKO SJ-77-A Duct Coupler for SD-77 Lineset Cover Anthracite Grey
INABA DENKO SJ-77-A duct coupler is designed to join SLIMDUCT SD-77 straight duct sections and maintain a smooth, continuous decorative lineset cover system along refrigerant pipe routes. The anthracite grey finish provides a modern appearance for air conditioning and heat pump installations while keeping exposed HVAC services neatly enclosed.
As a connecting component of the INABA DENKO SLIMDUCT SD trunking system, the SJ-77-A allows individual SD-77 lineset cover sections to be combined for longer installation runs. Its screw-fixed cover provides a secure fit, while two stainless steel screws are supplied with the connector.
The durable UV- and water-resistant PVC construction is suitable for both indoor and outdoor use. When combined with matching SLIMDUCT SD ducts and fittings, the coupler helps create a unified protective trunking route that conceals refrigerant pipes, condensate drain lines and electrical cables.
KEY FEATURES
- PVC duct coupler for Anthracite Grey SLIMDUCT SD-77-A lineset cover
- Joins straight duct sections for longer continuous runs
- Part of the Anthracite Grey SLIMDUCT SD trunking system
- Creates a continuous decorative lineset cover system for refrigerant pipework
- Helps maintain a clean, consistent finish between connected duct sections
- Complete trunking system helps conceal and protect refrigerant pipes, cables and drain lines
- Screw-fixed cover for secure assembly
- Supplied with 2 stainless steel screws
- Durable PVC construction
- UV-resistant and water-resistant
- Suitable for indoor and outdoor installation
- Operating temperature: −20 °C to +60 °C
- Colour: Anthracite Grey (RAL 7016)
- Easy to install
- Made in Thailand
DIMENSIONS

APPLICATIONS
The SJ-77-A lineset cover connector joins SLIMDUCT SD-77 straight duct sections to create longer, continuous trunking routes for air conditioning and heat pump installations. Combined with compatible SLIMDUCT SD components, it forms a decorative trunking system for concealing and protecting insulated refrigerant pipes, condensate drain lines and electrical cables in residential and commercial HVAC installations.
DOCUMENTS
SLIMDUCT SD Trunking System Catalogue
| 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 | Grey |
| Country of origin | Thailand |
| Brand | INABA DENKO |
| BAR/EAN | 4518301020710 |
| Manufacturer Code | 60974004427 |
| Manufacturer | INABA DENKO |
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