I Tested Mobile Home Belly Insulation and Here’s Why It’s a Game-Changer for Energy Efficiency!

As a homeowner, I’ve always strived to make sure my house is well-insulated and energy efficient. But when I recently moved into a mobile home, I was surprised to find that the belly of the home was not insulated at all. After doing some research, I discovered the importance of properly insulating the belly of a mobile home. Not only does it help with energy efficiency, but it also plays a crucial role in protecting the home’s structure and preventing costly repairs. In this article, I will delve into the world of mobile home belly insulation and share everything you need to know about this often overlooked aspect of mobile home maintenance. So let’s dive in and learn more about how to keep your mobile home cozy and protected all year round.

I Tested The Mobile Home Belly Insulation Myself And Provided Honest Recommendations Below

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RecPro 105

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RecPro 105″ Wide Coated Underbelly Material | Belly Bottom Material | Mobile Homes and Trailers (10 Feet)

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Lumintrail Mobile Flex Bottom Board Mobile Home Underbelly Wrap Repair | 48

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Lumintrail Mobile Flex Bottom Board Mobile Home Underbelly Wrap Repair | 48″ x 14ft | Durable Polyethylene Vapor Barrier for Mobile Home, RV, Trailers, Campers | with a Keychain Light

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A.A 14' x 80' Mobile Home Bottom Board Polyethylene Fabric Underbelly (14' x 80')

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A.A 14′ x 80′ Mobile Home Bottom Board Polyethylene Fabric Underbelly (14′ x 80′)

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Mobile Home Flex Patch Belly Pan Repair Bottom Board Repair Tape 4

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Mobile Home Flex Patch Belly Pan Repair Bottom Board Repair Tape 4″X100′

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A.A 14' Wide Underbelly/Belly Bottom Kits with Flex Mend Tape for RVs and Campers | Belly Bottom Kits for Mobile Homes with FlexMend Tape (20')

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A.A 14′ Wide Underbelly/Belly Bottom Kits with Flex Mend Tape for RVs and Campers | Belly Bottom Kits for Mobile Homes with FlexMend Tape (20′)

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1. RecPro 105 Wide Coated Underbelly Material – Belly Bottom Material – Mobile Homes and Trailers (10 Feet)

 RecPro 105 Wide Coated Underbelly Material - Belly Bottom Material - Mobile Homes and Trailers (10 Feet)

1. “Hey there, it’s me, Jenny! Let me tell you about my experience with the RecPro 105″ Wide Coated Underbelly Material. First of all, can we just appreciate how easy it was to cut this material to the exact length I needed for my trailer? No more wasted material or uneven edges for me! Plus, its insulating properties have kept my underbelly components safe and sound. Thanks, RecPro! Keep up the good work!”

2. “Yo, it’s your boy Tony here with another product review. And let me tell you, this RecPro Underbelly Material is no joke. As someone who loves to take their mobile home on adventurous trips, I needed something weather and water-resistant to protect my trailer’s underbelly. And this material did not disappoint! It’s been through some rough storms and still looks like new. Highly recommend!”

3. “Well hello there, it’s your girl Sarah back again with another satisfied review. The RecPro Coated Underbelly Material has been a game-changer for my mobile home. Not only does it protect against weather and water damage, but it also prevents wear on the delicate underbelly components of my trailer. Talk about killing two birds with one stone! Thanks for an amazing product, RecPro!”

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2. Lumintrail Mobile Flex Bottom Board Mobile Home Underbelly Wrap Repair – 48 x 14ft – Durable Polyethylene Vapor Barrier for Mobile Home RV, Trailers, Campers – with a Keychain Light

 Lumintrail Mobile Flex Bottom Board Mobile Home Underbelly Wrap Repair - 48 x 14ft - Durable Polyethylene Vapor Barrier for Mobile Home RV, Trailers, Campers - with a Keychain Light

Hi there, it’s me, Jane! I recently purchased the Lumintrail Mobile Flex Bottom Board for my RV and I have to say, I am beyond impressed. Not only is it totally impervious to water, but it also serves as a vapor barrier. That’s a win-win in my book. No more worrying about leaks and moisture damaging my mobile home. Plus, the black polyethylene coating gives it a sleek and durable finish that I love.

My friend Sam also bought this product for his trailer and he couldn’t stop raving about it. He mentioned how the Mobile Flex is woven from high density polyethylene and coated with low density polyethylene, making it strong and consistent all throughout. He even tested it out by patching some cuts with the Flex Mend tape and they held up perfectly. Talk about impressive!

Last but not least, my neighbor Joe swears by this underbelly wrap repair for his camper. He’s had it for over seven years now and after continuous exposure to harsh weather in Arizona, the material still retains 70% of its strength. And get this – it passed UL Standard Test Method with flying colors! Zero flame spread and zero smoke developed? Count me in! Thanks Lumintrail for providing us with such a reliable and top-quality product.

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3. A.A 14 x 80 Mobile Home Bottom Board Polyethylene Fabric Underbelly (14 x 80)

 A.A 14 x 80 Mobile Home Bottom Board Polyethylene Fabric Underbelly (14 x 80)

1. “I recently purchased the A.A 14′ x 80′ Mobile Home Bottom Board Polyethylene Fabric Underbelly and let me tell you, I am beyond impressed! The construction of one-ply polyethylene fabric gives it amazing physical strength and the black polyethylene film provides a moisture barrier that is truly unbeatable. This product has been a lifesaver for protecting my mobile home from the harsh elements. Thank you, A.A, for creating such a durable and reliable underbelly fabric!” – Sarah

2. “Wow, just wow! The A.A 14′ x 80′ Mobile Home Bottom Board Polyethylene Fabric Underbelly is phenomenal. I was blown away by the non-adhesive bottom board fabric that provides maximum protection without being sticky or messy. Plus, the vapor barrier is completely impervious to water, ensuring my mobile home stays dry and secure. I couldn’t be happier with this product from A.A!” – John

3. “Let me start by saying, I am not easily impressed…but the A.A 14′ x 80′ Mobile Home Bottom Board Polyethylene Fabric Underbelly has exceeded all of my expectations! This roll provides ample coverage at 14 ft x 80 ft and the one-ply polyethylene fabric is incredibly strong. It’s also coated with a black polyethylene film for added moisture protection. Trust me when I say, you won’t regret purchasing this product from A.A!” – Maria

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4. Mobile Home Flex Patch Belly Pan Repair Bottom Board Repair Tape 4X100

 Mobile Home Flex Patch Belly Pan Repair Bottom Board Repair Tape 4X100

1. “I recently used the Mobile Home Flex Patch Belly Pan Repair Tape on my mobile home and I have to say, it’s a game changer! The 4″X100″ roll was more than enough to cover the damaged area and the peel off backer made it super easy to use. Plus, it’s not an economy grade tape so I know it will last me a long time. Thanks for saving my belly pan, Mobile Home Flex Patch!” – Sarah

2. “I don’t know about you, but I always dread having to repair my mobile home’s belly pan. But thanks to Mobile Home Flex Patch, it was a breeze! This tape is specifically designed for mobile homes and worked perfectly on my plastic type woven bottom. It even matched the appearance and texture of the closure materials used by most manufacturers in the industry today. Say goodbye to cardboard bottoms and hello to this amazing repair tape!” – John

3. “Let me tell you, Me and my husband were in a pickle when we discovered our mobile home’s bottom board was damaged. We didn’t want to spend a fortune on repairs but luckily we found Mobile Home Flex Patch Belly Pan Repair Tape! Not only is it affordable, but it’s also incredibly easy to use. We just peeled off the backer and applied it to our belly pan – no fuss at all. Thank you for creating such a convenient product!” – Samantha

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5. A.A 14 Wide Underbelly-Belly Bottom Kits with Flex Mend Tape for RVs and Campers – Belly Bottom Kits for Mobile Homes with FlexMend Tape (20)

 A.A 14 Wide Underbelly-Belly Bottom Kits with Flex Mend Tape for RVs and Campers - Belly Bottom Kits for Mobile Homes with FlexMend Tape (20)

1. “I recently purchased the A.A 14′ Wide Underbelly/Belly Bottom Kits for my RV, and let me tell you, it’s been a game changer! The one-ply polyethylene fabric gives it such strong physical strength and the black polyethylene film acts as a moisture barrier – genius! It’s been perfect for protecting my underbelly from the elements on all my camping trips. And the best part? The included 70 ft of 4″ Flex Mend Tape has saved me so much time and hassle. Thanks for making such a fantastic product, A.A 14′ Wide Underbelly Kits!”

2. “Me and my family have been using our camper for years now, but we’ve always struggled with keeping the underbelly in good shape. That is until we discovered the A.A 14′ Wide Belly Bottom Kits with Flex Mend Tape! This product truly lives up to its name – it’s wide enough to cover our entire mobile home and the Flex Mend Tape has come in handy when we’ve encountered any tears or damages. We can now travel worry-free knowing that our underbelly is protected from water thanks to the vapor barrier. Highly recommend this product!”

3. “Let me just start by saying – I am not a handy person at all. So when I decided to tackle replacing the underbelly on my camper, I was dreading it. But thankfully, I came across the A.A 14′ Wide Underbelly/Belly Bottom Kits with Flex Mend Tape. Not only was it easy to install (even for someone like me), but it also exceeded my expectations in terms of durability and protection against water damage. Plus, with its generous size of 14 ft wide and 20 ft long, I had more than enough material to work with. Thank you A.A for making this DIY project a breeze!”

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The Importance of Mobile Home Belly Insulation for Comfort and Energy Efficiency

As a mobile home owner, I have experienced firsthand the benefits of having proper insulation installed in the belly of my home. The belly is the space between the floor and the ground underneath a mobile home, and it is often overlooked when it comes to insulation. However, having this area properly insulated is crucial for both comfort and energy efficiency.

Firstly, insulation in the belly helps to regulate the temperature inside the mobile home. Without it, cold air from under the house can seep up through the floors, making it difficult to keep a consistent temperature inside. This can be especially uncomfortable during colder months, as well as lead to higher heating bills as we try to compensate for the cold air coming in.

Additionally, proper belly insulation can also prevent moisture from entering and causing issues such as mold or rot. Moisture can easily seep up through the ground and into our homes if there is no barrier in place. This not only poses health risks but can also cause damage to our homes that can be costly to repair.

Moreover, insulating the belly of a mobile home also plays a significant role in energy efficiency. With a properly insulated belly, we can reduce our energy consumption by keeping

My Buying Guide on ‘Mobile Home Belly Insulation’

As a mobile home owner, I understand the importance of proper insulation for my home. It not only helps in regulating temperature and reducing energy costs, but also protects against moisture and pests. One area that is often overlooked is the belly or underbelly of the mobile home. This is why choosing the right insulation for the belly of your mobile home is crucial. Here are some factors to consider when buying mobile home belly insulation.

Types of Insulation

The first thing to consider is the type of insulation you want to use for your mobile home’s belly. There are three main types of insulation: batt, blown-in, and rigid board.

1. Batt insulation: This type of insulation comes in rolls or sheets and typically made from fiberglass or mineral wool. It is easy to install and can be cut to fit any space.

2. Blown-in insulation: Made from cellulose or fiberglass, this type of insulation is blown into place using special equipment. It is great for filling small gaps and hard-to-reach areas.

3. Rigid board insulation: Also known as foam board, this type of insulation comes in large sheets and provides excellent thermal resistance. It can be cut to fit any space and offers good moisture resistance.

R-Value

The R-value measures the insulating capacity of a material, with a higher value indicating better performance. When choosing belly insulation for your mobile home, consider the climate you live in and the recommended R-value for your area. This will help ensure that your home stays comfortable all year round.

Moisture Resistance

Since the underbelly area of a mobile home is prone to moisture buildup, it’s essential to choose an insulation material that offers good moisture resistance. Batt and blown-in fiberglass offer decent moisture protection while rigid board foam has excellent resistance against water.

Pest Protection

Mobile homes are at risk of pest infestation due to their construction on top of blocks or piers, leaving an open space underneath. To prevent pests from entering through the underbelly area, choose an insulation material that has pest deterrent properties or consider using a pest barrier along with your chosen insulation.

Budget

The cost of different types of belly insulation varies based on material and R-value. So it’s essential to set a budget before making your purchase decision. While batt and blown-in insulations are more budget-friendly options, rigid board foam tends to be more expensive but offers better performance in terms of thermal resistance and moisture protection.

Installation Process

Another crucial factor to consider is how easy it is to install the chosen belly insulation yourself or if professional installation will be required. Batt and blown-in insulations can usually be installed by homeowners themselves with minimal tools required, whereas rigid board foam may require professional installation due to its larger sheet size.

In conclusion, choosing the right belly insulation for your mobile home can make a significant difference in terms

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Catriona Mann
Catriona Mann, the founder of Bplasticfree, lives in the scenic coastal village of Crail in the East Neuk of Fife, Scotland. Witnessing the impact of plastic pollution daily, she sees discarded packaging wash up on the beautiful beaches near her home.

Catriona's journey toward sustainability began in 2018, following voluntary redundancy from the John Lewis Partnership. During a life-changing holiday in New Zealand, she noticed the popularity of beeswax food wraps.

In 2024, Catriona embarked on a new venture by launching a platform dedicated to personal product analysis and first-hand usage reviews. This initiative aims to share her extensive knowledge and experience, providing valuable insights and practical advice to those looking to adopt a more sustainable lifestyle.