Tjernlund BD-4 Spring-Return Backdraft Damper for 4 in Round Duct Systems
Tjernlund BD-4 Spring-Return Backdraft Damper for 4 in Round Duct Systems
Tjernlund BD-4 Spring-Return Backdraft Damper for 4 in Round Duct Systems
genuine image
Tjernlund BD-4 Spring-Return Backdraft Damper for 4 in Round Duct Systems
Tjernlund BD-4 Spring-Return Backdraft Damper for 4 in Round Duct Systems
Tjernlund BD-4 Spring-Return Backdraft Damper for 4 in Round Duct Systems
Tjernlund BD-4 Spring-Return Backdraft Damper for 4 in Round Duct Systems
Galvanized steel, spring loaded dampers prevent back drafts with a tight seal and easy installation.
Tjernlund BD-4 Spring-Return Backdraft Damper for 4 in Round Duct Systems
Articolo #: 5539175

Tjernlund BD-4 Spring-Return Backdraft Damper for 4 in Round Duct Systems

75% degli intervistati lo consiglierebbe a un amico

Articolo #: 5539175

€ 107

Dettagli del prezzo

Escluse spese di spedizione e doganali ( Le spese di spedizione e doganali saranno calcolate al momento del pagamento )

*Tutti gli articoli verranno importati da Stati Uniti

Disponibile
Stati Uniti Importato dal negozio USA

Qtà:

Ordina subito e ricevilo entro Monday, Ottobre 05
Transazione sicuraTransazione sicura

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

I nostri principali partner logistici
  • fedex
  • dhl
Galvanized steel, spring loaded dampers prevent back drafts with a tight seal and easy installation.
Mostra di più
Please enter vehicle details

Garanzia U-Care:
Nessuna
Seleziona un piano
fast shipping

Consegna
veloce

free return

Reso
gratuito*

Imballaggio sicuro

Imballaggio sicuro

Prodotti originali al 100%

Prodotti originali al 100%

pci-dss

Conformità PCI DSS

iso certified

Certificazione ISO 27001

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of Stati Uniti store (110-120). Recommended power converters Acquista ora.

Cosa salta all'occhio

Automatic Operation
The BD-4 features a spring return mechanism that automatically seals the duct when not in use, preventing backdrafts and optimizing airflow efficiency in residential and commercial spaces.
Compact Design
Designed for 4-inch ducts, the BD-4's slim profile allows for easy installation in tight spaces, making it a versatile solution for various HVAC applications without compromising performance.
Durable Construction
Crafted from high-quality materials, the BD-4 ensures long-lasting durability and reliable operation, providing excellent value and peace of mind over time compared to competitors in the market.

Dettagli del prodotto

Shop for Tjernlund BD-4 Spring Return Backdraft Damper at Ubuy San Marino. Galvanized steel collar, aluminum damper blades. Get positive closure and interior gasket. Global delivery.
Brand NameTjernlund
Model NumberBD-4
Manufacturer Part NumberBD-4
Number of Packs1
Global Trade Identification Number00080956437006
Number of Items1
UPC080956437006
Item HighlightSpring-return damper fits 4 in round duct to reduce reverse airflow; verify orientation, clearance and installation needs.
Unit Count1 Count
Included ComponentsDamper
ManufacturerTjernlund
Auto Part PositionRear
Compatible with Vehicle TypeTruck
Automotive Fit TypeUniversal Fit
Style NameModern
Exterior FinishZinc
Material TypeAluminum, Rubber
BrandTjernlund
StyleModern
Vehicle Service TypeTruck
Item Weight1 lbs (450 grams)

Cosa c'è nella confezione

Damper

A chi è consigliato?

Suitable For
  • Homeowners

    Ideal for homeowners needing to prevent backdrafts and ensure proper ventilation in their HVAC systems.

  • HVAC Technicians

    Excellent for HVAC professionals installing systems to enhance airflow efficiency and meet code requirements.

  • Energy Savers

    Suitable for those aiming to reduce energy loss by preventing unwanted airflow when systems are not in use.

Not Suitable For
  • Large Duct Systems

    Not suitable for larger duct systems as it is specifically designed for 4-inch diameter ducts only.

DESCRIZIONE DEL PRODOTTO

Hai qualche domanda? chatta con noi

Domande e risposte dei clienti

  • Domanda: What is the purpose of the Tjernlund BD-4 Spring-Return Backdraft Damper?

    Risposta: The Tjernlund BD-4 Spring-Return Backdraft Damper serves to prevent unwanted airflow through duct systems when ventilation fans are not in operation. This is particularly important for maintaining indoor air quality by avoiding backdrafts that can introduce outside pollutants. The spring-return mechanism ensures that the damper closes tightly to block airflow, making it ideal for HVAC systems, exhaust applications, or kitchens where proper ventilation is crucial.
  • Domanda: How does the Tjernlund BD-4 function in a round duct system?

    Risposta: The Tjernlund BD-4 is designed to fit into 4-inch round duct systems, utilizing a spring mechanism that automatically closes the damper when not actively ventilating. This design ensures that there is minimal air leakage and maintains pressure within the system. In scenarios like range hoods or bathroom exhausts, it helps to direct airflow efficiently and prevents unwanted backdrafts, enhancing the overall performance of your ventilation setup.
  • Domanda: Is the Tjernlund BD-4 suitable for both residential and commercial use?

    Risposta: Yes, the Tjernlund BD-4 is suitable for both residential and commercial applications. Its robust design enables it to effectively manage air pressure in a variety of environments, such as homes, restaurants, or office buildings. Whether you need a reliable solution for kitchen exhausts or overbath ventilation, this backdraft damper is versatile enough to accommodate different requirements, ensuring optimal airflow management in either setting.
  • Domanda: What material is the Tjernlund BD-4 made of?

    Risposta: The Tjernlund BD-4 is typically constructed from durable materials that resist corrosion and wear, ensuring longevity and reliable performance in duct systems. The specific materials enhance its ability to function under different environmental conditions. This durability is especially beneficial in locations with high humidity or temperature changes, making it a smart choice for both standard and demanding applications.
  • Domanda: Can the Tjernlund BD-4 be installed in existing duct systems?

    Risposta: Absolutely! The Tjernlund BD-4 is designed for straightforward installation in existing 4-inch round duct systems. Users can integrate it seamlessly into their current setup, normally requiring just a few tools. This makes it a convenient choice for anyone looking to enhance their ventilation system without significant modifications or upgrades.
  • Domanda: What maintenance is required for the Tjernlund BD-4?

    Risposta: The Tjernlund BD-4 typically requires minimal maintenance. Periodically checking for debris or obstructions that may affect its function is advisable. Additionally, inspecting the spring mechanism can ensure it operates correctly over time. Such maintenance helps sustain the efficiency of your ventilation system, ensuring that the damper performs optimally.
  • Domanda: What is the airflow capacity of the Tjernlund BD-4?

    Risposta: The Tjernlund BD-4 is designed to handle optimal airflow for 4-inch round duct systems, ensuring effective ventilation. While specific airflow rates can depend on various factors such as duct length and connected equipment, the BD-4 is capable of supporting standard exhaust and intake applications without compromising performance. This makes it ideal for kitchen hoods, bathrooms, or other exhaust systems.
  • Domanda: Will the Tjernlund BD-4 make noise during operation?

    Risposta: Generally, the Tjernlund BD-4 operates quietly. When functioning correctly, the damper should only exhibit minor noise during airflow changes, which is normal. However, sounds may occur if there are obstructions or if it needs maintenance. In applications where noise reduction is crucial, such as residential areas, the BD-4 provides a discreet option without sacrificing performance.
  • Domanda: What environments are best suited for the Tjernlund BD-4?

    Risposta: The Tjernlund BD-4 is best suited for environments where efficient ventilation is needed, such as kitchens, bathrooms, and HVAC systems. It excels in areas prone to humidity or where airflow direction is critical. Utilizing the BD-4 in these spaces helps maintain a healthy indoor atmosphere by preventing unwanted drafts and optimizing air circulation, making it an excellent choice for residential and commercial settings alike.
  • Domanda: Where can I buy Tjernlund BD-4 Spring-Return Backdraft Damper For 4 In Round Duct Systems?

    Risposta: You can purchase the Tjernlund BD-4 Spring-Return Backdraft Damper on Ubuy in San Marino. Ubuy offers a user-friendly experience to help you find and order the product conveniently, ensuring you have access to quality air management solutions.

Tjernlund Ducting BD-4 Editorial Review

Nessuna recensione editoriale trovata

Recensioni e valutazioni dei clienti

83 valutazioni dei clienti
  • 5 stella
    50%
  • 4 stella
    21%
  • 3 stella
    9%
  • 2 stella
    10%
  • 1 stella
    10%

Recensisci questo prodotto

Condividi le tue impressioni con altri clienti

Affidabilità della piattaforma e fiducia degli acquirenti

trustpilot logo
4.2/5 9477 recensioni
Leggi le recensioni
JK
Jasmin
Acquirente verificato

“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
AG
Anke
Acquirente verificato

“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
H
Hazel
Acquirente verificato

“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot
O
Opaleye
Acquirente verificato

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
AC
Adele
Acquirente verificato

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
Pagamento sicuro Consegna in tutto il mondo Resi facili Prodotti originali

Cronologia dei prezzi del prodotto

Informazioni importanti

  • Limitazioni: per i prodotti spediti a livello internazionale, si prega di notare che ogni garanzia del produttore potrebbe non essere valida, le opzioni di assistenza del produttore potrebbero non essere disponibili, i manuali del prodotto, le istruzioni e gli avvisi di sicurezza potrebbero non essere nella lingua del paese di destinazione. I prodotti (e i materiali di accompagnamento) potrebbero non essere progettati in conformità con gli standard, le specifiche e i requisiti di etichettatura del paese di destinazione e i prodotti potrebbero non essere conformi alla tensione di rete del paese di destinazione e ad altri standard elettrici (richiedendo l'uso di un adattatore o di un trasformatore, se necessario). Il destinatario è responsabile di assicurare che il prodotto possa essere legalmente importato nel paese di destinazione. Quando si ordina da Ubuy o dai suoi affiliati, il destinatario è l'importatore registrato ed è tenuto a rispettare tutte le leggi e i regolamenti del paese di destinazione.
  • Non tutti i prodotti elencati su Ubuy sono in vendita, poiché Ubuy è un motore di ricerca globale. I prodotti sono soggetti a regolamenti di esportazione/commercio.

€ 107

Ordina subito e ricevilo entro Monday, Ottobre 05

Qtà:

Transazione sicuraTransazione sicura

Conforme allo standard PCI DSS e certificato ISO 27001:2022, con pagamenti crittografati e piena protezione dell'acquirente su ogni ordine.

I nostri principali partner logistici
  • fedex
  • dhl
Consegna transfrontaliera più rapida

Caratteristiche e benefici

  • Constructed with galvanized steel for durability.
  • Features lightweight aluminum damper blades for efficient operation.
  • Spring-loaded design ensures positive closure against interior gaskets.
  • Available in a variety of sizes from 4in to 16in.
  • Usable as a replacement part for duct booster fans.
  • Easy installation for quick setup.

Garanzia Ubuy

Vivi un'esperienza di shopping senza pensieri con prodotti 100% originali, sicurezza dei pagamenti conforme allo standard PCI DSS, protezione dei dati certificata ISO 27001, la consegna internazionale più rapida, resi gratuiti, e imballaggio sicuro su ogni ordine.*