Double Flange Earth Rod Seal is a heavy-duty waterproof sealing system designed for earthing installations in concrete slabs. It provides superior protection against water ingress while maintaining mechanical strength and electrical safety for earth electrodes. Manufactured from high-density plastic, it is engineered for long-term performance in lightning protection and grounding systems with demanding environmental conditions.
Double Flange Earth Rod Seal – Heavy Duty Waterproof Ground Seal
Key Features
Double Flange Waterproof Protection
Provides enhanced sealing strength against water ingress in concrete environments.
High Pressure Resistance
Designed to withstand up to 80 psi (5.5 bar) pressure conditions.
Wide Rod Compatibility
Supports multiple rod diameters, including copperbond and stainless steel types.
Extended Installation Flexibility
Compatible with extended seal tubes from 500mm to 3000mm.
Long-Term Durability
Engineered for stable performance in harsh environmental conditions.
Technical Parameters
| Parameter | Specification | Parameter | Specification |
|---|---|---|---|
| Model No. | TX-DFES | Product Type | Double Flange Earth Rod Seal |
| Material | High-Density Plastic | Installation Type | Concrete Slab Embedded |
| Rod Compatibility | 5/8″, 3/4″, 15mm, 16mm, 20mm | Rod Type | Copperbond / Solid Copper / Stainless Steel |
| Standard Seal Tube | 300 mm | Pressure Rating | Up to 80 psi (5.5 bar) |
| Service Life | Long Term (50+ Years system use) | Design | Double Flange Waterproof |
| Application | Earthing & Lightning Protection | Certification | BS EN 62561-5:2011 |
Model Variants
| Model No. | Rod Diameter | Rod Type | Length (mm) | Weight (kg) |
|---|---|---|---|---|
| TX-58-DBL | 5/8″ UNC | Copperbond | 1200 | 2.80 |
| TX-34-DBL | 3/4″ UNC | Copperbond | 1200 | 2.80 |
| TX-15-DBL | 15 mm | Solid Copper / SS | 1200 | 2.80 |
| TX-16-DBL | 16 mm | Solid Copper / SS | 1200 | 2.80 |
| TX-20-DBL | 20 mm | Solid Copper / SS | 1200 | 2.80 |
Extended Seal Tube Options
| Tube Model | Length (mm) | Weight (kg) |
|---|---|---|
| TX-TUBE-500 | 500 | 0.12 |
| TX-TUBE-1200 | 1200 | 0.28 |
| TX-TUBE-2000 | 2000 | 0.47 |
| TX-TUBE-3000 | 3000 | 0.70 |
Applications
Building Foundation Earthing
Used in reinforced concrete slabs for internal grounding systems.
Lightning Protection Systems
Provides a sealed entry point for earth electrodes in lightning networks.
Substation Grounding Systems
Ensures waterproof and secure electrode installation.
Infrastructure Projects
Ideal for bridges, tunnels, and large-scale civil construction.
Industrial Earthing Networks
Used in factories requiring long-term stable grounding systems.
Product Advantages
Superior Waterproof Performance
Prevents moisture entry into earthing system components.
High Mechanical Strength
Resistant to pressure and structural loads in concrete slabs.
Flexible Installation Options
Compatible with multiple seal tube lengths and rod sizes.
Long Service Life Design
Ensures reliable performance over decades of use.
Low Maintenance Requirement
Once installed, requires no additional servicing or replacement.
FAQs
1. What is the Double Flange Earth Rod Seal used for?
It is used to waterproof earth rods in concrete slab installations.
2. What makes it different from the single flange type?
It provides stronger sealing and higher pressure resistance.
3. What rod sizes are supported?
5/8″, 3/4″, 15mm, 16mm, and 20mm rods are supported.
4. Can it be installed after the concrete is poured?
No, it must be installed before concrete casting.
5. What is the pressure resistance?
It can withstand up to 80 psi (5.5 bar).
6. Is it corrosion-resistant?
Yes, it is made from non-metallic high-density plastic.
7. Does it support future expansion?
Yes, additional rods can be installed without damaging the seal.
8. Which standards does it comply with?
BS EN 62561-5:2011 and ISO 9001:2015.






