Solar Panel Drain Clips
Keep PV modules cleaner for longer and protect output. HED Africa Drain Clips break surface tension so rainwater and grime run off evenly—reducing staining, limescale, ponding, and maintenance while supporting higher energy yield. Available in 30, 33, 35, 40 mm frame sizes plus BIPV options; plastic (10-yr warranty) and stainless/aluminium (lifetime).
Product Features:
What are HED Africa Drain Clips?
Simple, durable add-ons that improve panel self-cleaning by breaking surface tension so water and contamination disperse off the glass instead of pooling. The result: fewer hard-water streaks, reduced limescale, less ponding, and more consistent performance.
Materials & Warranty
- White Plastic: UV-colour retention; 10-year warranty.
- Stainless Steel / Aluminium: Engineered for ultimate durability; lifetime warranty (free replacement if ever faulty).
Installer tip: Always measure frame thickness before ordering for a perfect fit.
| Clip Size | Panel Compatibility | Material Options | Warranty | Notes |
|---|---|---|---|---|
| 30 mm | Slim-frame residential | Plastic / Stainless / Aluminium | Plastic 10 yrs; Steel/Alu Lifetime | Common on compact home installs |
| 33 mm | Standard res. & small commercial | Plastic / Stainless / Aluminium | Plastic 10 yrs; Steel/Alu Lifetime | Most widely used size in SA |
| 35 mm | Commercial-grade panels | Plastic / Stainless / Aluminium | Plastic 10 yrs; Steel/Alu Lifetime | Great for farms & mid-size projects |
| 40 mm | Large commercial & industrial | Plastic / Stainless / Aluminium | Plastic 10 yrs; Steel/Alu Lifetime | Maximum coverage for big arrays |
| BIPV | Built-in photovoltaic systems | Stainless / Aluminium | Lifetime | New to SA; purpose-designed |
Always measure frame thickness before ordering to ensure the correct fit.
- Stain prevention: Helps stop streaks and hard-water marks that shade cells.
- Improved cleaning: Encourages natural flush-off of dust and dirt with rain.
- Performance boost: Cleaner modules support higher, steadier energy output.
- Ponding & limescale defence: Reduces mineral deposits and water pooling.
- Custom fit: Sizes for 30, 33, 35 & 40 mm frames, plus BIPV clip options.
Sizes & Compatibility
Choose the clip to match your panel frame thickness:
- 30 mm: Slim-frame residential panels.
- 33 mm: Standard residential & small commercial (most common in SA).
- 35 mm: Commercial-grade modules (farms, mid-size projects).
- 40 mm: Large commercial & industrial arrays.
- BIPV: Built-in photovoltaic systems (stainless or aluminium).