Wiska Combi Junction Boxes can be easily identified by their bellied cover in turn allowing more room inside the box and allowing for easy installation.There are other advantages to the combi boxes as stated below; 

• Weatherproof, shatter proof and impact resistant
• Suitable for outdoor installations
• Flame-retardant and halogen free
• Self-sealing membrane allows for faster cable entry and saved labour time
• Rust-free quick release lid screws of plastic enabling closure of the box with only a quarter turn
• Bellied cover allows for 10% more room
• Integrated thread enables cable glands to be directly mounted into with locknuts