0 ratings
Item #:
86742461
Deck Joist Tape 4" x 50' Butyl Waterproof Flashing Tape
Item #:
86742461
USD 71
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Tuesday, September 29
Secured transaction
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.
Our Top Logistics Partners
Protect & Refurbish Old Joists, Saving You on Future Costs!
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Waterproof Protection
This butyl joist tape provides exceptional waterproofing to protect deck structures, preventing decay and prolonging lifespan, ensuring a robust foundation for your outdoor projects.
Anti-Corrosion
Designed to combat rust and corrosion, the tape shields joists and beams effectively, safeguarding your investment and maintaining the integrity of wooden structures.
Versatile Usage
Ideal for top of joists, rim joists, and under joists, this tape adapts to multiple applications, making it an essential accessory for any decking project, simplifying the installation process.
Product Details
| Brand Name | JOAPRIL |
| Number of Items | 1 |
| Recommended Uses For Product | Outdoor |
| Surface Recommendation | 1 |
| Unit Count | 1 Count |
| Number of Packs | 1 |
| Package Size Name | 1 pack 4" x 50' (2.5 cm) |
| Included Components | 1 |
| Manufacturer | JOAPRIL |
| Model | 2 |
| Part Number | 2 |
| Other Special Features of the Product | Waterproof |
| Water Resistance Level | Waterproof |
| Upper Temperature Rating | 176 °F |
| Compatible Material | Metal, Wood |
| Item Resistance | water, corrosion |
| Adhesive Format | Strip |
| Adhesive Side Count | 1 |
| Adhesive Location | Single Sided |
| Adhesive Material | Butyl |
| Size Name | 1 pack 4" x 50' (2.5 cm) |
| Color | Black |
| Material Type | Rubber |
| Brand | JOAPRIL |
| Material | Rubber |
| Item Weight | 1.5 lbs (680 grams) |
Who Should Buy?
-
DIY Enthusiasts
Ideal for hobbyists seeking an effective solution for sealing joists and enhancing deck longevity.
-
Professional Builders
Offers professionals a reliable waterproof barrier, ensuring seamless installation and increased durability in decking projects.
-
Home Renovators
Perfect for those upgrading outdoor spaces, providing protection against moisture and corrosion in decking structures.
-
Indoor Use
Not suitable for applications inside homes, as the product is specifically designed for outdoor deck structures.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is Joist Tape and how does it work?
Answer: Joist Tape is a weatherproof butyl sealant designed to protect the tops of joists, beams, and wood from moisture damage. It works by creating a waterproof barrier that prevents water from seeping into the wood, reducing the risk of rot and decay. This is crucial in deck construction, as it prolongs the lifespan of the wood and ensures structural integrity. For example, when installing a deck, applying Joist Tape can significantly enhance the durability and longevity of your materials. -
Question:
Why should I use Joist Tape for my decking project?
Answer: Using Joist Tape in your decking project is essential to provide an extra layer of protection against water damage. This tape seals the top edges of joists, preventing moisture from accumulating and causing deterioration. It is particularly beneficial in climates with frequent rain or humidity. By incorporating Joist Tape, you ensure that your decking remains safe and intact over time, making it an ideal choice for builders and DIY enthusiasts alike. -
Question:
Is Joist Tape suitable for all types of wood?
Answer: Yes, Joist Tape is suitable for various types of wood including softwoods and hardwoods commonly used in decking. The butyl sealant features strong adhesion properties that allow it to bond effectively with different wood surfaces. This versatility makes it a popular choice in diverse construction scenarios. For instance, whether you're working with pressure-treated lumber or composite materials, Joist Tape helps safeguard your investment in any environment. -
Question:
How do I install Joist Tape?
Answer: To install Joist Tape, start by cleaning the surface of the joist to ensure proper adhesion. Once clean, peel off the backing and align the tape on top of the joist, pressing down to create a secure bond. The tape should extend over the edges slightly for optimal coverage. After installation, it’s advisable to smooth out any air bubbles to enhance water resistance. Proper application creates a seamless barrier, making it an indispensable step in the deck building process. -
Question:
Can Joist Tape be used on existing decks?
Answer: Yes, Joist Tape can be used on existing decks during renovations or maintenance. If you have an older deck, applying Joist Tape can help protect areas that may already show signs of wear. Simply clean the joist area and apply the tape as you would in new installations. This not only extends the life of your current deck but also provides peace of mind against moisture damage moving forward. -
Question:
How long does Joist Tape last?
Answer: Joist Tape is designed to be long-lasting and can withstand harsh weather conditions. While the actual lifespan may vary based on exposure and application conditions, it provides reliable protection over time. Its durable butyl material resists UV rays and retains flexibility, ensuring it remains effective even in changing temperatures. Therefore, it's a wise investment for anyone looking to enhance their decking's durability against weather elements. -
Question:
Is Joist Tape safe to use?
Answer: Absolutely, Joist Tape is safe to use when applied as directed. It is engineered specifically for outdoor use, with non-toxic properties that do not harm the environment. This safe composition makes it ideal for residential deck applications. Homeowners can feel confident using this product in their outdoor living spaces, knowing it won’t impact the health of those using the deck. -
Question:
What are the dimensions of each Joist Tape roll?
Answer: Each roll of Joist Tape measures 4 inches wide by 50 feet long, providing ample material for various deck projects. The length and width are designed to cover a substantial area of joists efficiently. This makes it practical for both large-scale professional builds and smaller DIY projects, ensuring you have enough tape to complete your job without frequent interruptions. Each pack comes with four rolls, offering great value for your decking needs. -
Question:
Does Joist Tape require special handling or storage?
Answer: Joist Tape does not require any special handling, but it's best to store it in a cool, dry place away from direct sunlight when not in use. Keeping the rolls in their original packaging also helps protect the adhesive from contaminants. This way, you can ensure it maintains its performance and adhesion qualities for your decking project. Proper storage will also avoid any unnecessary wear before application. -
Question:
Where can I buy Joist Tape for Decking 4 Inch x 50 Feet 4 Pack?
Answer: You can buy Joist Tape for Decking 4 Inch x 50 Feet 4 Pack at Ubuy in Turks and Caicos. Ubuy offers a wide variety of products, including this high-quality butyl sealant designed to protect your deck joists and beams. By shopping at Ubuy, you can find this product conveniently, ensuring that your decking project can proceed without delay.
JOAPRIL Butyl Tape Editorial Review
**** The Deck Joist Tape has garnered largely positive feedback from users engaged in decking projects. Many customers report that the tape is exceptionally sticky, making it easy to apply and ensuring it stays in place once laid down. Users appreciate the thick Construction of the tape, which effectively seals screw holes and helps safeguard the joists against moisture—one of the primary causes of deck deterioration. Consumers have noted that using the tape has prevented rotting and extended the life of their decks, even amidst various weather conditions. While the tape performs well in terms of adhesion and waterproofing, certain users have pointed out it can be prone to tearing, particularly when walked on before the final decking is installed. This necessitates careful handling during the installation phase. Some buyers have also mentioned needing a bit of practice to successfully peel the clear backing off, but most found this to be a minor hurdle. Although less resistant to abrasion than other market options, users still regard it as a good value for the quality and performance it provides. Overall, the Deck Joist Tape is highly recommended for anyone looking to protect their deck joists effectively, with many stating they would reuse it in future projects based on their experiences. **
Customer Reviews & Ratings
130 customers ratings
-
5 Star
77%
-
4 Star
12%
-
3 Star
6%
-
2 Star
3%
-
1 Star
2%
Review this product
Share your thoughts with other customers
Pros
- Highly sticky and easy to apply
- Thick Construction provides effective sealing of screw holes
- Prolongs the life of decks by preventing moisture damage
- Performs well in various weather conditions
Cons
- Prone to tearing when walked on before decking is finished
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“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
Verified buyer
“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
Verified buyer
“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
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
USD 71
Order now and get it around Tuesday, September 29
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Increase your deck's lifespan with high-quality joist tape.
- Compatible with wood, metal, and various decking materials.
- Ensures your deck remains sturdy and safe.
- Easy to use: just clean the surface, cut to length, and stick.
- Withstands extreme temperatures from -20°F to 230°F.
- Dedicated 24-hour customer service for any issues or inquiries.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.