3 In. To 4 In. Plastic Vent Increaser-decreaser Model Inc34z

Introducing the Dundas Jafine 3 In. Dia To 4 In. Dia Plastic Vent Increaser-Decreaser, now available at Boulevard Hardware & Supply Co in Ridgefield, NJ. This versatile duct accessory is designed to seamlessly connect 3-inch ducts to 4-inch ducts, making it an essential component for any bathroom fan exhaust application. Whether you're a professional contractor or a DIY enthusiast in Ridgefield, this increaser-decreaser is a must-have for ensuring efficient ventilation in your home.

• Size Compatibility: Connects 3-inch ducts to 4-inch ducts, providing flexibility for various ventilation needs.


• Material: Made from durable plastic, ensuring longevity and resistance to wear and tear.


• Ideal for Bathroom Fans: Specifically designed for bathroom fan exhaust applications, helping to maintain optimal airflow.


• Lightweight Design: Weighing only 0.05 pounds, this increaser-decreaser is easy to handle and install.


• Compact Dimensions: With a height of 2.65 inches, width of 3.85 inches, and length of 3.9 inches, it fits conveniently in tight spaces.

Imagine upgrading your bathroom ventilation system with the Dundas Jafine increaser-decreaser, allowing for improved airflow and efficiency. This product is perfect for homeowners in Ridgefield looking to enhance their bathroom's exhaust capabilities, ensuring that moisture and odors are effectively removed. Whether you're renovating your bathroom or simply replacing an old duct, this increaser-decreaser will help you achieve the best results.



In conclusion, the Dundas Jafine 3 In. Dia To 4 In. Dia Plastic Vent Increaser-Decreaser is an essential tool for anyone looking to improve their ventilation system. Don't compromise on air quality—ensure your bathroom fans operate at peak performance by choosing this reliable duct accessory. Get yours today at Boulevard Hardware & Supply Co in Ridgefield, NJ, and experience the difference in your home's ventilation.