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Best Screws For Osb Subfloor (2024 Updated)

If you’re looking for screws for your OSB subfloor, then you’ve come to the right place! Choosing the right screws for your subflooring is important to ensure a stable, sturdy floor that will last a lifetime.

Before buying screws for your OSB subfloor, there are a few factors to consider. Firstly, you need to ensure that the screws are the right length and diameter for your subfloor. Secondly, you need to choose a type of screw that is strong enough to hold the subfloor securely in place. Finally, you should consider the material of the screw and whether it is suitable for use with OSB.

Here are some questions that might be on your mind as you begin your search for screws for your OSB subfloor. What type of screw is best for OSB subflooring? How many screws do I need per sheet of OSB? Do I need to pre-drill holes for the screws? By answering these questions and doing your research, you can confidently choose the best screws for your OSB subflooring project.

10 Best Screws For Osb Subfloor

# Product Image Product Name Product Notes Check Price
1
The product is ideal for fastening subfloor and other construction materials securely in place.
2
It is ideal for protecting against moisture and creating warmer, softer floors in a large area.
3
The product is ideal for providing anti-fracture and crack isolation, waterproof flooring underlayment for bathrooms, ceramic tiles, concrete, and subfloors.
4
The product is ideal for outdoor flooring on patios and balconies made of hard, durable, and interlocking deck tiles.
5
Ideal for adding an underlayment layer underneath tile or stone floors to prevent cracking and provide moisture protection.
6
Ideal for securing squeaky hardwood floorboards and eliminating excess movement between them.
7
The product is ideal for installing a freestanding bathtub and includes a brass tail pipe and PVC adapter.
8
It is ideal for easy and efficient installation of a freestanding bathtub's drainage system.
9
The product is ideal for use as an underlayment for various types of flooring installations.
10
Ideal for outdoor construction and woodworking projects requiring durable, weather-resistant screws.
The product is ideal for fastening subfloor and other construction materials securely in place.
It is ideal for protecting against moisture and creating warmer, softer floors in a large area.
The product is ideal for providing anti-fracture and crack isolation, waterproof flooring underlayment for bathrooms, ceramic tiles, concrete, and subfloors.
The product is ideal for outdoor flooring on patios and balconies made of hard, durable, and interlocking deck tiles.
Ideal for adding an underlayment layer underneath tile or stone floors to prevent cracking and provide moisture protection.
Ideal for securing squeaky hardwood floorboards and eliminating excess movement between them.
The product is ideal for installing a freestanding bathtub and includes a brass tail pipe and PVC adapter.
It is ideal for easy and efficient installation of a freestanding bathtub's drainage system.
The product is ideal for use as an underlayment for various types of flooring installations.
Ideal for outdoor construction and woodworking projects requiring durable, weather-resistant screws.

1. Senco 08f200y Duraspin# 8 By 2" Subfloor Collated Screw (1, 000per Box)

This product is a screw with a 2-inch length, a No. 2 square flat head, and a No. 8 shank. It has a coarse 2/3 thread with wax for easy installation. The screw is finished with a yellow zinc coating to protect it from rust and corrosion.

These screws are perfect for a variety of woodworking and construction projects. Their coarse thread allows for a strong grip and easy installation, while the wax coating reduces friction and helps prevent splitting. The yellow zinc finish adds an extra layer of protection against the elements, ensuring your project will endure for years to come.

Overall, this screw is a reliable and versatile choice for any DIY enthusiast or professional contractor.

Pros

  • 2-inch length is suitable for a variety of projects
  • No. 2 square flat head provides a secure grip
  • No. 8 shank is strong and durable
  • Coarse 2/3 thread with wax allows for easy installation
  • Yellow zinc finish protects against rust and corrosion

2. Dricore Moisture-Proof Subfloor Panels: Warmer, Softer Floors.

The DRICORE Subfloor panels feature Air Gap Technology that protects against moisture and small water leaks, providing better indoor air quality. The high-density plastic membrane is designed for use with basement flooring, laminate, LVT, engineered hardwood, carpet, and tile. It also has a secondary layer of oriented strand board (OSB) that provides a solid foundation for any type of finished floor and furniture.

Installation is a breeze thanks to the tongue and groove design, which makes it quick and easy. With this design, a 495 sq. ft. room can be completed in an afternoon, making it ideal for renovation, refinishing floors, basement refinishing, and floor insulation.

The DRICORE Subfloor panel also offers warmer floors by elevating the finished floors to create a thermal break from the cold concrete floors. With an R-value of 3.0, the premium flooring membrane panel makes floors feel warm, helping you stay comfortable with floors that feel warmer all year round.

This subfloor membrane panel is compatible with all types of finished flooring, making it versatile and suitable for carpet. It is strong enough to support up to 6642 lbs. per sq. ft. and can be used with laminates, luxury vinyl tile (LVT), engineered hardwood, carpet, and tile.

The DRICORE Subfloor panel comes with a 25-year limited warranty, giving you confidence in your purchase. It is perfect for solid hardwood floors, wooden floors, and basement finishing, as it provides a layer of protection to help with moisture and cold coming from the concrete.

Pros

  • Air Gap Technology protects against moisture and small water leaks
  • Tongue and groove design makes installation quick and easy
  • Can be used with all types of finished flooring
  • Strong enough to support up to 6642 lbs. per sq. ft.
  • Comes with a 25-year limited warranty

3. Aquashield Floor Membrane For Perfect Bathroom Tile Installation.

The Tile Underlayment Membrane is a must-have for anyone looking to install ceramic or stone tiles. This uncoupling membrane underlayment is used to keep the tiles from cracking or fracturing by uncoupling them from the substrate to prevent stress or movement from reaching them. Additionally, it acts as a great moisture barrier underlayment that keeps water and moisture from seeping through the substrates.

The Tile Underlayment Membrane is designed to absorb the movement of substrates and prevent the transfer of stress, pressure, and movement to the tiles. This feature prevents tiling problems such as cracking, expansion, shrinkage, and water-sensitive substrates. For substrates like plaster or plasterboard that lose their cohesive strength when wet, or wood substrates that expand, this membrane underlayment prevents cracked tiles and grout.

Aside from uncoupling the tile from the substrate, this underlayment membrane also acts as a great waterproofing layer that protects moisture-sensitive substrates like concrete, wood, metal, or asphalt. It is ideal for subflooring in wet rooms and kitchens, basement flooring, bathroom tile and shower floors, and even sauna or steam rooms.

This waterproofing membrane floor underlayment comes in lightweight rolls that are easy to carry and install using standard tools. The grid structure and anchoring fleece laminated on the underside bonds well to a modified thin-set mortar, and tiles can be immediately installed over the waterproof membrane underlayment. There is no need to wait for the mortar to cure, making installation fast, simple, and hassle-free.

Protect your home investment by taking precautionary measures. Uncoupling membranes provide crack bridging and isolation, waterproofing, uncoupling, and vapor barrier for that perfect tile and stone installation. Nobody wants to install tiles over cracked floors, but with this Tile Underlayment Membrane, you can ensure that your tiles will remain crack-free for years to come.

Pros

  • Acts as an essential uncoupling membrane underlayment that keeps tiles from cracking or fracturing
  • Prevents tiling problems like cracking, expansion, shrinkage, and water-sensitive substrates
  • Acts as a great moisture barrier underlayment that keeps water and moisture from seeping through substrates
  • Functions as an excellent waterproofing layer that protects moisture-sensitive substrates
  • Quick and easy to install using standard tools

4. Snap-N-Lock Outdoor Hardwood Flooring Tiles

Transform your outdoor space into a stunning oasis with these interlocking deck tiles. Whether you have a patio, balcony, walkway, or any other outdoor area that needs covering, these tiles provide a simple solution that is easy to install. The snap-together wood flooring offers hassle-free assembly, making it perfect for DIY enthusiasts.

These tiles are made of high-quality acacia wood, known for its durability and resistance to wear and tear. The beautiful wood grain design adds a touch of elegance to your outdoor space, while the interlocking design ensures a seamless fit.

Each pack contains 8 tiles, each measuring 12" in length, 12" in width, and 0.9" in height, covering a total area of 8 square feet. The tiles are easy to clean and maintain, ensuring they look as good as new with minimal effort.

Whether you're looking to spruce up your apartment patio or add some charm to your walkway, these interlocking deck tiles are the perfect solution. With its easy installation, durability, and stunning design, you'll be able to enjoy your outdoor space for years to come.

Pros

  • Easy to install with snap-together wood flooring
  • High-quality acacia wood for durability and wear resistance
  • Beautiful wood grain design adds elegance to outdoor space
  • Easy to clean and maintain
  • Covers 8 square feet per pack

Cons

  • – Limited to 8 square feet per pack, may require multiple packs for larger areas
  • – May not be suitable for uneven surfaces

5. Squeeeek No More/o'berry Counter Snap Kit (#3232) For Hardwood Floors

The Counter-Snap Hardwood Trim Screws are specially designed to eliminate squeaks between hardwood floor joists. These screws are scored to snap 1/4" below the top of the hardwood when driven through the fixture. The small hole left behind can be easily filled with a wood filler to conceal the screw and restore the original beauty of your hardwood floor.

This kit is specifically made for hardwood floors and is not recommended for use on carpeted floors. The included tool ensures that the screw is snapped at the correct level for hardwood floors, making the installation process quick and effortless.

The kit comes with 50 screws, one driver bit, and one counter snap fixture to meet all your installation needs. These screws are a great investment for anyone looking to fix squeaky hardwood floors and improve the overall quality of their living space.

Pros

  • Eliminates squeaks between hardwood floor joists
  • Specially designed for hardwood floors
  • Easy to install with included tool
  • Comes with 50 screws and one driver bit
  • Small hole left behind can be easily filled with a wood filler

Cons

  • – Not recommended for use on carpeted floors

6. Os&b Itd5135 Freestanding Bathtub Rough-In Kit Brass Tail Pipe And Pvc Adapter

Upgrade your kitchen with this high-quality Island Drain Assembly. This product comes with various essential components including a cutting template, protective film, and a 1-1/2 inch PVC tailpiece. It also includes brass tailpieces that are both threaded and flanged, as well as a PVC waste/overflow adaptor kit. With these components, installation is made easy and hassle-free. Moreover, this drain assembly can be installed with waterproofing membrane, ensuring that it is completely leak-proof and durable.

This Island Drain Assembly is designed to provide exceptional functionality and convenience. It is made from top-quality materials that ensure long-lasting performance. The brass tailpieces are corrosion-resistant, ensuring that they remain in excellent condition even after years of use. The PVC tailpiece is also durable and resistant to wear and tear. Furthermore, the drain assembly is easy to install and comes with a cutting template that makes the process even more effortless. The protective film also ensures that the product remains in pristine condition during installation.

Overall, this Island Drain Assembly is an excellent addition to any kitchen. It is made from high-quality materials, comes with essential components, and can be installed with waterproofing membrane. Get yours today and upgrade your kitchen's functionality and convenience.

Pros

  • Comes with essential components for easy installation
  • Made from top-quality materials that ensure long-lasting performance
  • Brass tailpieces are corrosion-resistant
  • PVC tailpiece is durable and resistant to wear and tear
  • Can be installed with waterproofing membrane for added durability
  • Comes with a cutting template and protective film for easy installation

7. Drop-In Drain Installation Kit For Freestanding Bathtub – With White Pvc Pipe And Brass Pipes

The DROP-IN DRAIN Installation Kit is an essential tool for easy and hassle-free installation of freestanding bathtubs. It allows for a quick, clean and seamless installation without the need for an access panel. This drain kit is a must-have for all bathtub installation processes.

The removable and reusable cap of the drain kit makes it possible to conduct multiple air pressure tests during installation. Furthermore, it protects the drain from any damage or debris during construction. The drain kit is designed to fit as close to the wall as possible, and the plate can be uninstalled if any adjustments are needed.

The DROP-IN DRAIN Installation Kit is cUPC certified, ensuring its quality and safety. The kit fits with 1-1/2" male, 1-1/2" female or 1-1/2" threaded bathtub drains, making it versatile and compatible with different types of bathtubs.

The kit includes the Drop-In Drain Plate and Lubricant, 1-1/2" Male & Female Adapters, Nut & Gasket, Brass Tailpiece, Threaded Brass Tailpiece, and White PVC Pipe. With all these components provided in the kit, installation of your freestanding bathtub has never been easier.

Pros

  • Quick, easy, and clean installation
  • Removable and reusable cap for multiple air pressure tests
  • Protects the drain from damage and debris during construction
  • Fits as close to the wall as possible
  • Versatile and compatible with different types of bathtubs
  • Includes all necessary components for installation

8. First Step 630-Square Foot Roll Underlayment

The First Step Premium 3-in-1 Underlayment, 100 sq. ft. Roll is a high-quality underlayment specifically designed for use with floating laminate and engineered wood flooring. This product is ideal for use on concrete slabs and wood subfloors that are on or above grade. The underlayment is easy to install and can help reduce sound transmission, increase comfort and even out minor sub-floor imperfections. The roll measures 40 in. x 189 ft., providing 630 sq. ft. of coverage, and includes an adhesive strip and a 4 in. overlap film, making it easy to link multiple rolls together. With a Sound Transmission Lost Test (STC) rating of 67 and Impact Sound Transmission Test (IIC) rating of 68, this underlayment offers excellent soundproofing capabilities. Additionally, it has an R-Value of .40, which makes it an energy-efficient choice for any home.

Upgrade your flooring installation with the First Step Premium 3-in-1 Underlayment. This product is durable, easy to install, and provides exceptional soundproofing and energy efficiency. Whether you're a professional installer or a DIY enthusiast, the First Step Premium 3-in-1 Underlayment is a great choice for your next project.

Pros

  • Easy to install
  • Reduces sound transmission
  • Increases comfort
  • Levels minor sub-floor corrections
  • Comes with adhesive strip and overlap film for easy linking of multiple rolls
  • High STC and IIC ratings for excellent soundproofing
  • Energy efficient with R-Value of .40

9. Bronze Coated Wood Screws – 417 Pieces

The Outdoor Bronze Epoxy Coated Screws are perfect for decking and other outdoor wood projects. These screws are engineered to withstand the wear and tear of the outdoors, making them highly durable and long-lasting. The 5lb Tub contains approximately 417 pieces and is sold by weight, so the actual piece count may vary.

The screws come with a self-starting tip that offers 20% faster engagement into wood, preventing any splitting. The unique Star Drive Technology of the screws ensures a smooth and effortless drive every time, virtually eliminating camout. This feature makes the screws easy to use and saves time during installation.

The screws are coated with Bronze Epoxy, which offers superior rust and corrosion protection, making them ideal for outdoor use. These screws are designed to last, and you can be assured that they will not rust or corrode even in the harshest outdoor environments. These features make the Outdoor Bronze Epoxy Coated Screws an excellent choice for any outdoor wood project.

Pros

  • Self-starting tip prevents splitting of wood
  • Unique Star Drive Technology virtually eliminates camout
  • Bronze Epoxy coating provides superior rust and corrosion protection
  • Ideal for decking and any outdoor wood project

Best Screws For Osb Subfloor FAQs

Can I use drywall screws for an OSB subfloor installation?

It is not recommended to use drywall screws for an OSB subfloor installation. Drywall screws are designed for specific purposes and using them for subfloor installation can lead to several issues.

Firstly, drywall screws are not strong enough to hold the weight and pressure of a subfloor. Subflooring requires screws that have a higher shear strength and grip to hold the weight of the floors and furniture.

Secondly, drywall screws are not corrosion-resistant. OSB subfloors are usually installed in areas that are exposed to moisture, such as bathrooms, kitchens, and basements. Drywall screws can easily rust and corrode when exposed to moisture, which can weaken the subflooring and lead to squeaky floors.

Therefore, it is recommended to use subflooring screws that are specifically designed for this purpose. These screws are made from high-quality materials and are designed to withstand the weight and pressure of subflooring. They are also corrosion-resistant, making them ideal for use in areas exposed to moisture.

How long should the screws be for an OSB subfloor installation?

When it comes to installing an OSB subfloor, the length of the screws you should use depends on the thickness of the OSB panels you're using. Generally speaking, it's recommended to use screws that are at least 1-1/4 inches long for 3/4-inch-thick OSB panels, and 1-5/8 inches long for 1-1/8-inch-thick panels.

It's important to use screws that are the right length because if they're too short, they won't be able to properly secure the subfloor to the joists, which can lead to squeaks and other issues down the line. On the other hand, if the screws are too long, they can protrude through the top of the subfloor, creating a tripping hazard and potentially damaging any flooring that's installed on top of it.

In addition to using the right length of screws, it's also important to space them properly. Typically, you should place screws 6 inches apart along the edges of the panels and 8 to 12 inches apart in the field. By following these guidelines, you can ensure a strong and stable subfloor that will provide a solid foundation for whatever flooring you choose to install.

How many screws should I use per sheet of OSB subflooring?

When it comes to installing OSB subflooring, the number of screws you should use per sheet depends on a few factors. First, it's important to check with the manufacturer's recommendations as they may have specific guidelines. Generally, it is recommended to use a minimum of three screws per joist along the edges of the OSB panel and a minimum of two screws along the intermediate joists. This ensures that the subflooring is secured properly and will not shift or squeak over time. Additionally, the spacing of the screws should be between 6-8 inches apart along the edges and 10-12 inches apart on interior joists. It's important to note that over-screwing can lead to splitting or warping of the subflooring, so it's important to follow these guidelines carefully. Ultimately, ensuring that the subflooring is secured properly will provide a solid foundation for the rest of your flooring installation.

Should I use coated or uncoated screws for an OSB subfloor installation?

When it comes to installing an OSB subfloor, the choice between coated or uncoated screws will depend on various factors. Coated screws, such as galvanized, are typically more resistant to corrosion, making them an excellent choice for outdoor or wet environments. On the other hand, uncoated screws are cheaper and easier to find, making them a popular choice for indoor projects. However, it's worth noting that uncoated screws may rust over time, which can weaken the subfloor and compromise its structural integrity.

Ultimately, the choice between coated or uncoated screws will depend on the specific conditions of your project. If you're installing an OSB subfloor in a damp or outdoor environment, it's recommended that you use coated screws. However, if you're working on an indoor project and are looking to save money, uncoated screws may be a viable option. It's always a good idea to consult with a professional or do your research to determine the best type of screw for your specific project.

What type of screws should I use for installing an OSB subfloor?

When it comes to installing an OSB subfloor, it is important to use the right type of screws to ensure stability and durability. The most commonly used screws for subfloor installations are deck screws, as they have a larger diameter and are designed for heavy-duty applications. Deck screws also have a coarse thread pattern that helps to grip the wood and prevent squeaks and movement over time.

It is recommended to use 2 ½ to 3-inch deck screws for OSB subfloor installations, as they provide enough length and strength to secure the panels to the joists. It is also important to choose screws that are corrosion-resistant, as subfloors are exposed to moisture and can cause rust and degradation over time.

In summary, when installing an OSB subfloor, it is best to use 2 ½ to 3-inch deck screws that are corrosion-resistant to ensure a secure and long-lasting installation.

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