1½" Anti‑Vac Adapter – High‑Quality Polypropylene

This 1½" Anti‑Vac Adapter is a compact and effective solution designed to prevent negative pressure within waste systems. Its slim, space‑saving profile makes it ideal for tight installations, upgrades, replacements and retrofit projects where room is limited. By maintaining the water seal inside the trap, it helps stop foul odours from escaping and reduces gurgling noises, improving overall drainage performance without the need for additional venting.

Manufactured from high‑quality polypropylene, this adapter offers excellent durability and resistance to household chemicals. The universal outlet is suitable for plastic, copper and lead pipe, ensuring compatibility with a wide range of plumbing setups. Easy to install and highly reliable, it’s a practical addition to any waste system that requires improved performance and odour control.

Key Features

• Prevents negative pressure in waste systems
• Helps maintain water seal to stop odours
• Reduces gurgling and improves drainage performance
• Compact design ideal for tight spaces and retrofits
• Suitable for 1½" pipe
• Universal outlet for plastic, copper & lead pipe
• Made from high‑quality polypropylene