Key Questions to Ask When Ordering Rockwool Sandwich Panel

24 Mar.,2025

 

FAQ Frequently Asked Questions - Rockwool

ROCKWOOL insulation is moisture resistant yet vapor permeable. In the event the insulation becomes damp or wet, the insulation, when thoroughly dried, will maintain the original performance characteristics.

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ROCKWOOL stone wool insulation does not wick water, which means that any bulk water that contacts the outer surface will drain and not be absorbed into the body of the insulation.

There is no test method to determine whether or not any product is rodent resistant. ROCKWOOL's reputation as a rodent-resistant insulation is mainly based on word of mouth and lack of negative feedback from numerous customers who use our products in 'cottage country'. That being said, if a certain pest type is a nuisance to your particular area, best practice is to protect the insulation. 

ROCKWOOL (ROXUL Inc.) Terms and Conditions regarding Limited Warranty

Here at ROCKWOOL (ROXUL Inc.), we are committed to ensuring the highest standard of quality possible in everything we do. We are proud of our constant, consistent efforts to improve our operations to ensure we exceed your expectations on every product that leaves any of our facilities.  As ROCKWOOL has no control over installation design and workmanship, accessory materials or application conditions, ROCKWOOL does not warrant the performance or results of any installation containing ROCKWOOL products. ROCKWOOL's overall liability and the remedies available are limited by the general terms and conditions of sale.

The limited warranty in the terms and conditions is in lieu of all other warranties and conditions expressed or implied, including the warranties of merchantability and fitness for a particular purpose.

ROCKWOOL stone wool building insulation is primarily composed of basalt rock. The recycled content of ROCKWOOL building insulation products varies by factory. Our factory in Milton, ON has the highest recycled content at 36% pre-consumer and 1% post-consumer recycled content. All other facilities have near zero pre-consumer and post-consumer recycled content.

It is important to note, per industry standard definitions, waste wool generated during the manufacturing process and re-directed back into production is excluded from recycled content calculations. Refer to the ROCKWOOL Stone Wool Insulation third-party validated Type III Environmental Product Declaration for a comprehensive lifecycle impact assessment.

Standard ROCKWOOL products do currently use a phenol formaldehyde binder during production. During manufacturing, the binder is cured at very high temperatures leaving only trace amounts in the product after it is produced. ROCKWOOL AFB®, SAFE'n'SOUND®, and COMFORTBATT® have all achieved GREENGUARD GOLD status for indoor air quality.

ROCKWOOL also offers a no added formaldehyde product, AFB evo', starting July 1st . This product is produced with a new formaldehyde free binder, and retains all of the properties of the original AFB® product. Please contact your local specifications manager for more information.

CAVITYROCK® insulation will not act as a vapor and/or an air barrier and therefore no need to tape the seams of the boards. Ensure when installing the insulation that the boards are butted closely together so that there is no space between each successive board. 

ROCKWOOL offers a list of UL designs on the ROCKWOOL website, which can be found by searching UL Listing. This will include curtain wall, fire wall, and fire stopping designs. Other UL rated assemblies can be found on the UL database, linked to here. This database contains UL listings for wall, floor/ceiling as well as roofing assemblies.

How to choose insulated panels correctly - Inver Group

We know the advantages of the insulated panel construction system, but do we know how to choose the most appropriate insulated panel for our building project? In this post, you will find a series of questions you should ask yourself in order to choose the most suitable insulated panels for your building.  The usage of the building, the climate, the temperature conditions, proximity to the sea and extreme conditions are some of the aspects to think about.  Considering all these questions, you will be able to define materials, finishes, and thicknesses for the panels you use.

Deciding which insulated panel characteristics to choose

Insulated panels are a material that over time has gained market visibility over other materials and, given this growth, it has stopped being a product difficult to find or a rejected innovation (like most innovations). Increasingly, builders are leaning more towards using the panels for their projects and these are no longer limited to those in the industrial sector, as you may think since panels are found in buildings as diverse as schools, churches, gyms, sports centers, transport terminals, and homes.

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However, deciding which sandwich panel to use for each project is a task for which the technical team must take due action. The inexpensive option will not always be the best (e.g. polystyrene) and, even worse, it could be counterproductive, affecting everything from the building's efficiency to putting the safety of its users at risk. Taking this into account, there are a number of aspects that must be taken into account. Here are the most important ones.

Aspects to consider

The use that will be given to the building.

Depending on the purpose of the property, panels for both ceiling and wall will vary. For example, office buildings tend to have a less 'rough' use than product warehouses.

Technical considerations.

These are aspects that have a relation to the safety of the building. Thus, the following should be taken into account:

' The characteristics of the panel in relation to the resistance to snow loads on the roof for those locations with harsh winters.

' Wind resistance should always be taken into account, especially for buildings of considerable height and those in coastal locations or exposed to hurricanes and similar phenomena.

' Water tightness, something that has more to do with the joints of the panels and the quality (brand) of the products to acquire.

' Main and secondary structures of the building

The Climate and Weather

The climate is going to be a determining factor on the panels to install, for example, coastal locations usually have a very salty air, something that is essential to define what type of paint will be used for the panel. Also, wind, snow, rain, and humidity have to be analyzed in order to determine the best option.

Insulating considerations

The thermal factor is crucial and determined by the type of foam core material and its thickness. For example, you will not be able to use the same type of panel for a furniture store as for a cold warehouse for salmon. Thus, if high thermal insulation is desired, a PIR panel is one of the primary options, while mineral wool may not be as adequate.

Fire resistance is a very important issue. Depending on each country or region, there are minimum regulations to comply with. Under equal conditions and dimensions, rock wool panels perform better when it comes to fire in comparison to PIR or PUR.

Sound insulation. This will determine the thickness of the panel. In general, rock wool tends to have better sound insulation properties.

Aesthetics Considerations

Insulated metal panels give the facilities a modern, industrial, and maybe tough appearance to a certain extent, something that may not be desired for homes, although this will depend on the design capabilities of the architect. Still, there are alternatives such as corten steel and wood panels, which allow a cozier yet modern appearance.

As a conclusion

It is highly relevant to recall that the ecological aspects should not be forgotten, since insulating panels give the building important advantages in this regard, due to their low impact on the environment, reduced energy consumption, and recycling properties. Moreover, it has to be analyzed if a certification like LEED or another would be desired, not only because of the financial and image benefits these permit but also because the planet needs this more than ever!

These are the most significant matters to consider when designing a building with insulated panel covers, however, there are others that require evaluation according to the provider chosen, such as their experience with this type of materials, technical support, quality of products, and the ability to provide additional services like logistics and detailing. We cover these in other posts.

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