Gray Waterproof and Breathable Cap

As the professional manufacturer, we would like to provide you high quality Gray Waterproof and Breathable Cap. And we will offer you the best after-sale service and timely delivery. Waterproof and breathable performance are tested by professional equipment, and the simple test method can be consulted with the sales staff of the company.

Technical Parameters

Airflow	4.0l/min (pressure difference 1Kpa)
Protection class	IP66
Breathable membrane material	Expanded polytetrafluoroethylene (ePTFE)
Breathable membrane characteristics	Waterproof, dustproof, highly breathable
Water blocking pressure	50Kpa
Suitable temperature	-40℃~115℃
Core material	TPE

Design and Dimensions

Advantages

1. After 30 minutes of lighting, the humidity without using waterproof breathable cap is 98%, and the humidity with waterproof breathable cap is 82%.
2. After the lights were turned off, after 35 minutes, the humidity without using the waterproof breathable cap dropped to 37%, and the humidity with the waterproof breathable cap dropped to 23%.

technical solution

What are the main applications of waterproof breathable caps?
At present, it is mainly used in auto parts, outdoor lighting fixtures, communication equipment and other fields.

How to choose the correct waterproof breathable cap?
The choice of waterproof breathable cap is related to the use direction, working temperature, installation size, ventilation requirements, protection requirements and other items. For details, please consult the company's sales staff.

What determines the air permeability of the waterproof breathable cap?
The air flow rate is determined by the material of the waterproof and breathable membrane, the effective air flow area, and the pressure difference between the inside and outside.

What are the requirements for waterproof breathable caps during installation?
The waterproof breathable cap is generally installed on the outside of the shell, and it is required to be on a flat vertical surface where water or other dirt cannot gather.

How to test the performance of waterproof breathable cap?
Waterproof and breathable performance are tested by professional equipment, and the simple test method can be consulted with the sales staff of the company.

Installation and instructions

Instructions for use of waterproof breathable cap:
 - Select the correct size of the waterproof vent cap according to the outer diameter of the lamp vent pipe hole.
 - The ventilation pipe holes of the lamps should not be too long to prevent the pipe holes from piercing the waterproof and breathable membrane.
 - Align the inner core of the waterproof breathable cap with the vent hole of the lamp, and press the outer cover properly.
 - After the inner core of the waterproof breathable cap is inserted into the air hole, make sure that it is not too loose or too tight to be deformed.