Today the world's longest high voltage transmission lines, operating under the most challenging conditions and requiring the highest degree of reliability, are equipped with Sediver Toughened Glass Suspension Insulators.

Two basic benefits explain this world-wide preference:

• Toughened Glass Insulators indefenitely withstand the effects of time and the elements
• Toughened Glass Insulators have a superior ability to endure mechanical and electrical overload conditions.