Are Advantech floors worth the extra cost?
This slight extra cost is certainly worth the extra protection from the weather. In fact, AdvanTech has a 50 year limited warranty. You’ll end up with flatter, smoother finished floors and eliminate the potential for costly delaminations in your subfloor.
Does Advantech swell when it gets wet?
If you’ve ever built or had a house built in a wet area of the country you know that traditional plywood or OSB can swell when it gets wet. Plywood can even delaminate and literally come apart at the seams. AdvanTech can sit in the rain for months and not swell at all.
Is Advantech sheathing any good?
The product is so good that we use it on every new house we build at work. AdvanTech sheathing comes in many thicknesses and edges. I used 3/4″ tongue and groove on my subfloor, nailed and glued. I used 5/8″ tongue and groove nailed for the roof. What makes this product really amazing is its resistance to water.
Can Advantech be used in the rain?
AdvanTech can sit in the rain for months and not swell at all. This product is truly a ground breaking product for the building industry. Next time you’re building a new home or addition make sure you ask your builder if he/she uses AdvanTech.
How long will AdvanTech last outside?
AdvanTech subflooring is an industry leader in strength and stiffness, and has a 500 Day No-Sanding Guarantee[1]. The high density engineered wood panels have advanced moisture–fighting resin technology that not only helps prevent swelling or delamination, but also contributes to strong fastener-holding power.
Can sub flooring get wet?
What Causes Subfloors to Get Wet? An occasional spill isn't enough to damage a subfloor. However, just one gallon of water can penetrate a floor's covering and soak the wood structure below. Multiply that small amount by any of these home mishaps and plumbing disasters that cause water-damaged subfloors.
Is AdvanTech exterior grade?
AdvanTech sheathing is an Exposure 1 rated panel, and should not be used in permanent exterior applications. AdvanTech sheathing panels are offered in three thicknesses (1/2", 5/8", 23/32") for a wide range of conditions.
Can you seal AdvanTech flooring?
Use only polyurethane or solvent-based adhesives which conform to industry standard AFG-01. Use #9 wood screws or 8d screw shank, ring shank or common nails for 23/32” thick panels. Use 10d ring shank, screw shank or common nails for thicker panels.
How long can AdvanTech stay wet?
Your Subfloor Will Get Wet - How To Combat Water While AdvanTech subflooring is engineered to withstand extensive water exposure with a 500-day No Sanding Guarantee,¹ you can take extra measures to protect your material if prolonged frozen, wet or dry cycles are anticipated when the wall framing isn't up yet.
What is the difference between OSB and AdvanTech?
0:302:01Classic Buildings - Advantech Flooring versus Plywood or OSBYouTubeStart of suggested clipEnd of suggested clipFirst of all the advantage. Is has a stiffness rating that's twice as stiff. As normal OSP so it'sMoreFirst of all the advantage. Is has a stiffness rating that's twice as stiff. As normal OSP so it's much denser. The other thing we'll talk about is the fact that there's no formaldehyde.
Is AdvanTech better than plywood?
Although both of these materials are very durable, Advantech flooring panels are much stronger and more durable than normal plywood. It can hold more weight, it can absorb more impact, and it resists general damage much better.
Can zip system get wet?
With the ZIP System sheathing, the water-resistance relies on the sealing tape adhesive that seals the joints. The tape is guaranteed for only 30 years and relies on the strength and longevity of the adhesive. If it fails, water can penetrate.
Can you lay tile over AdvanTech?
Note: Do not install ceramic tile directly to AdvanTech subfloor panels. An approved underlayment must be installed over AdvanTech subfloor panels prior to ceramic tile installation.
Should AdvanTech subfloor be nailed or screwed?
Any code approved subfloor fastener can be used to attach the AdvanTech subflooring to framing. Nails, screws and hybrid fasteners can be used with AdvanTech subflooring. Hybrid fasteners do no eliminate the recommendation to use subfloor adhesive.
What is AdvanTech flooring made of?
AdvanTech panels use an advanced liquid resin that coats flakes during the manufacturing process to make sure the panel is thoroughly protected.
Where is AdvanTech made?
Advantech complements its design strengths with three world-class production centers in China and Taiwan that are fully capable of meeting all your manufacturing needs.
How to mitigate water accumulation?
The best way to mitigate water accumulation is to use temporary framing or equipment to allow airflow underneath the tarp. Tarps are a great safeguard, but it’s imperative to remove them as soon as the rain ends to prevent mold and mildew growth.
What to do with frozen subflooring?
What to Do with Wet and Frozen Subflooring. In home building, overcoming the elements is a normal part of the job. In the winter months, builders deal with snow and ice. And, in the spring, the rainy season makes it particularly challenging to protect exposed materials.
What to do when it's too late to prepare for rain?
If it’s too late for rain preparation, there are a couple water removal options. For standing water, wet vacuuming and sweeping are the best methods. Keep in mind, sweeping may be more difficult if the wall framing is up, so wet vacuuming could be easier.
Can you sand a subfloor with heavy rain?
Heavy rainfall can lead to standing water on the floor deck. While AdvanTech subflooring is engineered to withstand extensive water exposure with a 500-day No Sanding Guarantee,¹ you can take extra measures to protect your material if prolonged frozen, wet or dry cycles are anticipated when the wall framing isn’t up yet.
Can you use salt in Advantech subflooring?
When building with AdvanTech ® subflooring, avoid solid or liquid forms of salt. While these are good for melting snow and ice, they can open the surface of AdvanTech subflooring, and let water into the wood pores. Instead, use the following methods that won’t affect the structural integrity of the panels. Dark, course sand absorbs heat ...
Does Advantech subflooring work?
Unlike traditional commodity OSB products that can swell or delaminate, AdvanTech subflooring is engineered with a unique resin formula and process. This allows AdvanTech subflooring panels to not only stand up to snow, ice and rain without flaking or swelling, but to also maintain its strength and stiffness.

Mistake #1 – Improperly Spacing Out Panels
- The first major problem is having the wrong spacing in between subfloor panels. Having too much space in between panels can produce gaps and curvatures in the flooring. Not having enough space will cause squeaking as the panels naturally expand. The recommended space to have in between panels is 1/8 inch on all sides. AdvanTech’s subfloor panels have a tongue and groove …
Mistake #2 – Not Using Any Adhesive
- Not using glue or adhesive is a mistake many installers make. Some installers believe they only need fasteners to install subflooring. While adhesives are not necessarily required for installing a stable subfloor, they tremendously help in reducing any bounce in a floor and protecting against squeaking and improving the floor’s strength. By using an adhesive along with fasteners, you ca…
Mistake #3 – Letting The Adhesive Dry
- Many who do use adhesive still cut corners in how they combine fasteners with the adhesive solution. They glue the entirety of the subfloor at once and then do all of their fastening after. Panels should be fastened to each other or to joists while the adhesive is still wet to ensure it keeps its full strength. As any adhesive dries, it can develop...
Mistake #4 – Not Accounting For Moisture
- Moisture can ruin a subfloor and cause rotting. Too much moisture can cause bumps and grooves in a floor as it causes the wood to expand. This may seem like a no-brainer, but you should always keep subfloor panels under cover before using them and let them dry before installing them. Also, when choosing panels, take moisture into consideration. Not all panels ar…
Wrap Up
- For any subflooring project, we recommend choosing AdvanTech panels and subfloor adhesive. Advantech panels have been ranked #1 in quality for more than a decade, and provide the proper hold to create a perfectly quiet and flat floor. AdvanTech guarantees a 10-year squeak-free period when you use their panels and adhesive together! Stop by any Koopman Lumber location or che…