Roof Ventilation Fan/ Whole House Attic Fans/ Fiberglass Roof Ventilator

**Product Specifications:** - **Model No.:** OFS-146R - **Voltage:** 380V / 220V - **Rotating Speed:** 560 / 720 rpm - **Impeller Range:** 900 ~ 1270 mm - **Trademark:** OFS - **Specification:** CE, SGS, AV - **Origin:** Xiamen, China (Mainland) - **HS Code:** 8414809090 **Key Features:** 1. High performance and energy-efficient design 2. Innovative engineering for long-lasting durability 3. Corrosion-resistant construction for harsh environments 4. Explosion-proof design suitable for industrial settings **General Information:** OFS-146R is a versatile attic and whole house exhaust fan available in sizes ranging from 26" to 58". The 58" high-performance SMC cone fan is ideal for use in industrial, poultry, dairy, swine, and greenhouse applications. It performs equally well in both tunnel and cross-ventilated buildings. The fan features a strong, heavy-duty center post design and a traditional inside shutter system. Custom motors are available upon request. **Product Highlights:** - Patented design ensures excellent airflow without the need for a cone - Thick SMC housing with a limited lifetime warranty - Rust-free and corrosion-resistant construction with a glossy interior for high output and low maintenance - Six balanced SMC paddle blades for smooth and efficient operation - Direct drive motor eliminates the need for belts or bearings, offering high efficiency and no energy loss - Totally enclosed, maintenance-free, high-efficiency motor - Unique shutter design reduces resistance and prevents backdrafts - Easy-to-remove internal components for quick maintenance - Self-draining, sloped housing for easy cleaning and reduced maintenance costs - PVC-coated outside guard for added protection - Custom color options available - Shipped unassembled to reduce shipping costs **Benefits:** - Variable speed motor designed to work efficiently with a special impeller - Totally enclosed air-over motor with die-cast aluminum housing - Single-phase fans include automatic thermal protection and heat resistance up to 311°F (115°C) **Customization Options:** Oasis Fan Systems offers a wide range of exhaust fans for tunnel ventilation. - Fiberglass or SMC fiberglass housing - Three, six, or seven blade configurations - Single or two-speed motors - Galvanized or stainless steel materials - Single or three-phase power options - Multiple horsepower choices **Product Images:** ![Roof Ventilation Fan/ Whole House Attic Fans/ Fiberglass Roof Ventilator](http://i.bosscdn.com/uploads/e3/f5/93/09901c5c60d607127c0750faac.jpg) ![Roof Ventilation Fan/ Whole House Attic Fans/ Fiberglass Roof Ventilator](http://i.bosscdn.com/uploads/24/17/36/b0ede94d0315628246728732e9.jpg) ![Roof Ventilation Fan/ Whole House Attic Fans/ Fiberglass Roof Ventilator](http://i.bosscdn.com/uploads/06/e9/56/01802fef11fd2dd4dec07ae075.jpg)

AISI304 Stainless Steel Wire Rope 7x7

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