北面冲锋衣dryvent（北面冲锋衣多少钱一件正版）

## The North Face DryVent Jackets: A Deep Dive

简介

The North Face DryVent is a proprietary waterproof and breathable membrane technology used in many of their jackets. Designed for outdoor activities in wet and windy conditions, DryVent aims to keep you dry from the outside while allowing sweat vapor to escape, preventing overheating and clamminess. This article will explore the technology, its benefits and drawbacks, and guide you in choosing the right DryVent jacket for your needs.### I. Understanding DryVent TechnologyDryVent is a three-layer laminate system. This means it's composed of three distinct layers working together:

Outer Layer:

A durable, water-resistant outer fabric protects against wind and rain. This layer is often treated with a Durable Water Repellent (DWR) finish to enhance water beading and shedding.

Middle Layer:

The DryVent membrane itself is the heart of the system. This microporous membrane is designed to allow water vapor (sweat) to pass through while blocking liquid water from entering.

Inner Layer:

The inner layer can vary. Some DryVent jackets have a mesh lining for breathability, while others have a smooth lining for added comfort. The choice depends on the intended use and desired level of comfort.#### A. How DryVent WorksThe microporous structure of the DryVent membrane is key to its functionality. Tiny pores are large enough to allow water vapor molecules to escape, but too small for liquid water droplets to penetrate. This allows for breathability while maintaining waterproofness. However, the DWR coating on the outer layer plays a crucial role. A saturated DWR coating will reduce the jacket's ability to shed water, leading to potential saturation and reduced breathability.### II. Benefits of DryVent Jackets

Waterproofness:

DryVent jackets effectively shield you from rain, snow, and sleet, keeping you dry in harsh weather conditions.

Breathability:

While not as breathable as some other technologies, DryVent offers a decent level of breathability, reducing the feeling of clamminess and overheating during activity.

Durability:

The outer layer of DryVent jackets is typically robust and resistant to tearing and abrasion, ensuring longevity even with regular use.

Versatility:

The North Face offers a wide range of DryVent jackets suitable for various activities, from hiking and climbing to everyday wear in inclement weather.### III. Drawbacks of DryVent Jackets

Breathability Limitations:

Compared to newer technologies, DryVent's breathability can be a limiting factor during high-intensity activities. You may still experience some moisture buildup.

DWR Degradation:

The DWR coating can degrade over time with use and washing, reducing the jacket's water-repellent properties. Reapplication of DWR is often necessary to maintain optimal performance.

Price:

DryVent jackets are typically more expensive than jackets using less advanced waterproof/breathable technologies.### IV. Choosing the Right DryVent JacketConsider these factors when selecting a North Face DryVent jacket:

Activity Level:

For high-intensity activities, consider a jacket with superior breathability or a different technology altogether.

Climate:

The climate you'll be using the jacket in will determine the necessary level of waterproofness and insulation.

Fit:

Choose a fit that allows for layering underneath while maintaining freedom of movement.

Features:

Consider additional features like adjustable hoods, pit zips for ventilation, and multiple pockets.### V. Care and MaintenanceProper care is essential to prolong the life of your DryVent jacket.

Regular Washing:

Wash according to the manufacturer's instructions, typically using a gentle detergent and avoiding harsh chemicals.

DWR Reapplication:

Reapply DWR regularly to maintain water repellency.

Air Drying:

Allow the jacket to air dry completely after washing to avoid damage and mildew.In conclusion, The North Face DryVent jackets offer a reliable level of waterproofness and breathability for a wide range of outdoor activities. Understanding its benefits and limitations, and choosing the right jacket for your specific needs, will ensure you get the most out of this popular technology.

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