HOTDIVE FRENZEL EQ TRAINING TOOL

HOTDIVE Frenzel EQ Training Tool

A specialized freediving and scuba training aid designed to help divers master the Frenzel equalization technique, improving comfort and efficiency during descents.

Key Features:

• Purpose: Trains proper tongue and throat movement for Frenzel equalization

• Design: Compact mouthpiece with a pressure bulb or tubing to simulate middle ear pressure changes

• Material: Durable, non-toxic components safe for repeated oral use

• Function: Allows divers to isolate and practice equalization muscles without being underwater

• Benefits:

  • Improves equalization speed and efficiency

  • Reduces the risk of barotrauma

  • Helps new divers overcome difficulty with ear clearing

• Application: Suitable for freedivers, scuba divers, and spearfishers at all skill levels