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Item #:
88309777
neverest RKI 4" Inline Backdraft Damper, One-Way Airflow Check Valve for Ducting Spring Loaded Shutter with Airtight Rubber Seal Prevents Drafts for
Item #:
88309777
QAR 85
Price Details
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What Stands Out
Premium Material
Constructed from high-quality stainless steel, this damper ensures durability and long-lasting performance, even in demanding environments, making it a reliable choice for dryer ducts.
Efficient Design
The spring-loaded mechanism allows for optimal airflow control, preventing backdraft and ensuring efficient operation, so your dryer functions effectively and protects your home from unwanted airflow.
Easy Compatibility
Designed specifically for metal ducts, this backdraft damper guarantees a proper fit and simplifies installation, providing a hassle-free solution for homeowners and professionals alike.
Product Details
| Exterior Finish | Galvanised steel, aluminium, stainless steel |
| Inlet Connection Type | Insertable |
| Outlet Connection Type | Slip fit |
| Number of Ports | 2 |
| Thread Type | NPT |
| Connector Type | Slip |
| Thread Size | 4 inches (10.2 cm) |
| Valve Type | Swing Check Valve |
| Item Dimensions | 4.13 x 4.13 x 2.56 inches (10.5 x 10.5 x 6.5 cm) |
| Inlet Connection Size | 4 Inches (10.2 cm) |
| Outlet Connection Size | 4 Inches (10.2 cm) |
| Size | 4 inches (10.2 cm) |
| Item Weight | 0.1 Kilograms |
| Brand Name | neverest |
| Model Number | neverest RKI 4 |
| Manufacturer | neverest |
| Manufacturer Part Number | 4054503017276 |
| Number of Pieces | 1 |
| Unit Count | 1.0 Count |
| Material Type | Stainless Steel |
| Specification Met | ISO 9001, ASTM, EN 10204 |
| Material | Stainless Steel |
| Brand | neverest |
| Item dimensions L x W x H | 4.13 x 4.13 x 2.56 inches (10.5 x 10.5 x 6.5 cm) |
Who Should Buy?
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Homeowners
Ideal for homeowners looking to efficiently prevent backdrafts in dryer duct installations with metal piping.
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Contractors
Perfect for professional contractors seeking reliable and durable solutions for client dryer vent installations.
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DIY Enthusiasts
Great for DIY enthusiasts wanting a reliable backdraft solution while upgrading or maintaining their ventilation systems.
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Plastic Duct Users
Not suitable for users with plastic dryer ducts as it is designed only for metal duct systems.
Product Description
neverest RKI 4" Inline Backdraft Damper, One-Way Airflow Check Valve for Ducting Spring Loaded Shutter with Airtight Rubber Seal Prevents Drafts for Dryer Vents, Bathroom & Range Hoods
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Customer Questions & Answers
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Question: How to Shop neverest RKI 4" Inline Backdraft Damper, Online From Ubuy?
Answer: It’s easy to shop neverest RKI 4" Inline Backdraft Damper, online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location. -
Question: Is neverest RKI 4" Inline Backdraft Damper, Available to Shop Online in Qatar?
Answer: Yes, at Ubuy Qatar this product is available for you to shop at a reasonable price. The neverest RKI 4" Inline Backdraft Damper, is not available locally but you can trust us with our express shipping services. -
Question: How Long Does It Take to Get Product After Placing the Order?
Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.
neverest Ducting neverest RKI 4 Editorial Review
The neverest® RKI 8 inch Professional Backdraft Damper has garnered positive feedback from customers who appreciate its effectiveness and ease of installation. Many users, particularly those living in colder climates, have noted how it effectively prevents outside air from infiltrating their dryer ducts, eliminating the chill of cold clothes during winter. Customers have found that, unlike traditional backflow valves, this damper maintains Consistent temperatures, preventing condensation buildup in the dryer drum. The installation process is described as straightforward—most users were able to complete the setup in just a few minutes without the need for additional hardware. The damper's robust build quality is frequently mentioned, with several reviews highlighting its snug fit within standard-sized dryer ducts. Notably, users have also expressed their satisfaction with its design, pointing out that it operates quietly and opens easily when needed, thanks to a spring-assisted mechanism that enhances its performance even in horizontal installations. Overall, the general sentiment reflects strong approval for the neverest® backdraft damper. Users are confident in its durability and effectiveness, as many plan to purchase additional units for use in other areas of their home, such as kitchen vent hoods. ###
Customer Reviews & Ratings
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Pros
- Easy to install without additional hardware
- Effectively prevents backdraft and keeps clothes warm
- Good build quality, ensures a tight seal
- Works well in various orientations (horizontal and vertical)
- Lightweight shutters open easily with minimal air pressure ###
Cons
- Not recommended for installation on the dryer side due to potential rubber deterioration from heat
Platform Trust & Buyer Confidence
DA
Dhoha
Verified buyer
“Was looking for chromatography filters and managed to find them and receive them in a short period of time. Great experience”
22 January 2026 · via Trustpilot
PP
Pretty
Verified buyer
“It was timely”
4 July 2026 · via Trustpilot
HA
hamza
Verified buyer
“Timely delivery and transparency”
19 February 2026 · via Trustpilot
MF
Mayerlyn
Verified buyer
“Excelente servicio y hasta la puerta de casa ??”
14 February 2026 · via Trustpilot
LR
Leon
Verified buyer
“The delivery time exceeded my expectations. The product was securely packaged.”
20-Jul-26 · via Trustpilot
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QAR 85
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