Intro: Mobile Home Doors Exterior
Mobile home doors exterior a mobile home’s outside door is more than just an entrance; it serves as the first line of defense against the elements, a crucial part of your home’s security, and a significant factor in its overall appeal. Unlike doors for traditional site-built homes, doors for manufactured homes have distinct specs and requirements.

This comprehensive guide will walk you through every aspect of selecting the perfect exterior door for your mobile home. We will explore the vital differences between mobile home doors and standard domestic doors, examine the numerous products available, and provide a detailed breakdown of the measurement process. By the end, you will have the understanding and self-confidence to pick a door that improves your home’s security, efficiency, and beauty for years to come.
Understanding the Unique Nature of Mobile Home Doors
Before you begin shopping, it’s essential to know why mobile home outside doors are classified in a category of their own. Merely buying a standard residential door from a big-box hardware store will likely result in substantial setup problems. The differences are rooted in the building requirements and styles specific to made housing.
Why Standard Residential Doors Don’t Fit
The main difference depends on the dimensions and building and construction of the door and its frame. Mobile home walls are typically thinner than those of site-built houses. Subsequently, the door jambs—the vertical parts of the door frame—are narrower to match the wall density.
- Jamb Depth: A basic property door has a jamb depth designed for a 2×4 or 2×6 wall building (usually 4 9/16″ or 6 9/16″). Mobile home walls are typically built with 2×3 and even 2×2 studs, leading to a much shallower jamb depth.
- Rough Opening Sizes: The rough opening– the framed-out space in the wall where the door system is set up– frequently follows different sizing conventions in manufactured homes. Mobile home door sizes are more specific and less standardized than those of their property equivalents.
- Door Thickness: While numerous contemporary mobile home doors are now a basic 1 3/4 inches thick, older models might have thinner doors, closer to 1 3/8 inches.
Attempting to set up a standard residential pre-hung door into a mobile home wall would require substantial modifications to the wall framing. This complex and expensive job can jeopardize the structural integrity of the home. This is why it is vital to purchase a door particularly designed and designated for mobile or manufactured home usage.
Kinds Of Mobile Home Exterior Doors
Outside doors for manufactured homes usually fall into three categories, each serving a unique function.
- Primary Entry Doors: These are the central front and back entrances of the home. They are developed for resilience, security, and weather resistance. They are typically solid-core or insulated and come in a variety of designs and finishes.
- Combination (Combo) Doors: A popular and valuable option, a combination door unit incorporates a primary out-swing door with a separate, outward-swinging storm door, all within a single frame. When the main door is open, this all-in-one system provides an additional layer of insulation and protection while still allowing for ventilation. The screen on the storm door keeps pests out while allowing a breeze to pass through.
- Storm Doors: A storm door is a secondary, external door set up in front of an existing primary door. Its purpose is to safeguard the main door from bad weather, improve energy efficiency, and allow for ventilation via a screen. If your home has only a primary door, adding a storm door is a notable upgrade.
How to Accurately Measure for a New Mobile Home Door
Incorrect measurements are the most pricey and common mistake homeowners make. Because mobile home door sizes are not as standardized as residential doors, exact measurements are non-negotiable. You will need a measuring tape, a notebook, and possibly a level.
Step-by-Step Measurement Guide
To ensure you buy the right size, you should measure the rough opening, not the old door itself. This requires removing the interior trim (casing) around the door frame to expose the wall studs.

1. Measure the Width: Measure the range in between the vertical wall studs (the jack studs) that frame the sides of the door opening. Take this measurement at three points: the leading edge, middle, and bottom.
2. Step the Height: Measure the range from the subfloor (the structural surface area underneath your finished flooring) to the bottom of the header (the horizontal beam above the door). Once again, take this measurement at three points — left, center, and right — and use the smallest measurement.
3. Wall Thickness (Jamb Depth): With the trim removed, measure the width of the door jamb from the interior wall surface to the exterior wall surface. This will validate the needed jamb depth for your new door.
4. Figure Out the Door Swing (Handing): The “handing” of a door determines which method it swings and where the hinges are situated. Stand outside your home, facing the door.
5.
- Right-Hand Out-Swing: If the hinges are on the right and the door swings out toward you, it’s a right-hand out-swing.
- Left-Hand Out-Swing: If the hinges are on the door and the left swings out towards you, it’s a left-hand out-swing.
Practically all mobile home exterior doors are out-swing by style. This is a security function that prevents the door from being blocked by debris in an emergency and makes it more difficult to force open from the exterior.
Common Mobile Home Door Sizes
While sizes can vary, there are numerous common rough opening measurements you will encounter:
- 32″ x 76″
- 32″ x 80″
- 34″ x 76″
- 34″ x 80″
- 36″ x 76″
- 36″ x 80″
- 38″ x 80″
Always round your measurements down to the nearest inch to ensure the new pre-hung door unit will fit into the opening. A somewhat smaller system can be shimmed for a best fit, but a system that is too large will not fit without reframing the wall.
A Deep Dive into Door Materials
The material of your door determines its durability, upkeep requirements, energy efficiency, and cost. Each choice provides a distinct set of advantages and drawbacks.
Steel Doors
Steel doors are a popular and practical choice for mobile homes, known for their strength, security, and reasonably low cost.
- Construction: A steel door is not solid steel. It consists of a steel skin (typically 20-26 gauge) wrapped around an insulating core of high-density polyurethane foam. The frame is generally made from wood or composite material.
Pros:
- Security: Steel is resistant and remarkably strong against break-ins.
- Durability: They resist warping, splitting, and shrinking.
- Energy Efficiency: The insulated core provides excellent thermal efficiency, helping to lower energy expenses.
- Low Maintenance: Steel doors require very little maintenance beyond occasional cleaning. They can be quickly repainted to refresh their appearance.
Cons:
- Denting: While strong, the steel skin can be dented by considerable effects. Damages can be expensive and difficult to repair.
- Oxidation: If the surface is scratched or broken, exposing the underlying steel, oxidation can occur. Immediately retouching any damage is vital, particularly in humid or coastal environments.
- Heat Transfer: Steel can feel hot or cold to the touch, depending on the outside temperature, though the insulated core mitigates its impact on indoor air temperature.
Fiberglass Doors
Fiberglass composite doors offer a compelling blend of strength, energy efficiency, and aesthetic versatility. They are an excellent mid-to-high-end option.
- Construction: Fiberglass doors have a skin of molded fiberglass over a polyurethane foam core and are supported by a wood or composite frame. The skin can be textured or smooth with a sensible wood grain.
Pros:
- Exceptional Durability: Fiberglass is highly resistant to damage, scratches, warping, and rot. It is a perfect choice for extreme climates.
- Aesthetic Versatility: The molded skins can imitate the appearance of real wood with impressive accuracy, using a high-end appearance without the upkeep. They can be stained or painted.
- Energy Efficiency: Like steel, fiberglass doors have a highly insulating core, making them among the most energy-efficient choices available.
- Low Maintenance: They need very little maintenance and will not rust or corrode.
Cons:
- Cracking: Under severe direct stress, the fiberglass skin can break. While repairs are possible, they can be complicated.
Wood Doors
Wood doors offer timeless beauty and a classic, high-end aesthetic. However, they are less typical for mobile homes due to their expense and maintenance needs.
- Construction: Made from various wood species, these doors can be solid wood or have a wood veneer over an engineered core.

Pros:
- Aesthetic Appeal: The natural charm of wood is unequaled. It can be sanded, stained, and refinished several times over its life.
- Solid Feel: Wood doors possess a weight and solidity that many property owners value.
Cons:
- High Maintenance: Wood is prone to the elements. It requires regular sealing, staining, or painting to prevent warping, cracking, and decomposition caused by moisture exposure.
- Cost: Wood doors are usually the most expensive alternative.
- Lower Insulation: Solid wood is a poorer insulator compared to the foam cores of steel and fiberglass doors, though some engineered wood doors have much better thermal residential or commercial properties.
- Susceptibility to Damage: Wood can swell and shrink in response to changes in humidity, potentially affecting the door’s fit and operation.
Secret Features to Consider When Choosing a Door
Beyond the fundamental material, several other features influence a door’s security, appearance, and performance.
Core and Insulation (R-Value).
The core of a steel or fiberglass door is what offers its insulation. This is typically polyurethane foam, which is injected and expands to fill every space inside the door panel. This not only supplies outstanding thermal resistance but also adds rigidity and sound-dampening qualities.
Please search for the door’s R-value, which determines its resistance to heat flow. A higher R-value indicates better insulation. A well-insulated door helps keep your home warmer in the winter and cooler in the summer, resulting in tangible cost savings on your energy bills.
Windows and Glass Options (Lites).
Including glass panels, known as “lites,” in your door can considerably enhance its appearance and allow natural light to enter your home.
- Styles: Lite has been available in numerous shapes and sizes, from small peepholes to full-length decorative glass panels. You can choose clear, frosted, textured, or decorative glass with integrated grilles or caming (metalwork).
- Energy Efficiency: To maintain thermal performance, choose doors with double- or triple-pane glass units. These systems have an insulating gas (like argon) sealed between the panes and might include Low-E (low-emissivity) finishes that reflect infrared light, keeping heat inside in the winter and outside in the summer.
- Security: If security is a significant issue, think about impact-resistant glass, specifically if you live in an area susceptible to storms or high criminal activity.
Weatherstripping and Thresholds.
A door is just as good as its seal. A high-grade pre-hung mobile home door will feature a total sealing system.
- Weatherstripping: This is the flexible seal that runs along the top and sides of the door jamb. When the door is closed, it compresses against the weatherstripping to block drafts, wetness, and dust. Try to find high-quality, long-lasting materials, such as Q-Lon or magnetic strips, that will not break or compress completely over time.
- Door Sweep: A sweep is connected to the bottom of the door to seal the gap between the door and the threshold.
- Threshold: The limit is the sill at the bottom of the entrance. An excellent limit will be adjustable, allowing you to fine-tune the height to develop the best seal with the door sweep. This helps avoid water from permeating underneath the door.
Security Hardware.
The lockset is an essential component of your door’s security. While many pre-hung doors come pre-drilled for standard locksets, the hardware itself is typically sold individually.
- Deadbolts: A deadbolt is necessary for security. Please search for a Grade 1 or Grade 2 certified deadbolt, which indicates that it has been tested for resistance against picking, kicking, and drilling. A one-inch throw (the length the bolt extends into the door frame) is the standard for good security.
- Reinforced Strike Plate: The strike plate is the metal plate on the door jamb that the deadbolt and latch go into. An enhanced strike plate, secured with long (3-inch) screws that penetrate the wall stud, makes it significantly more challenging for the door to be opened.
The Installation Process: DIY vs. Professional.
When you’ve chosen and acquired the best door, the last step is installation. This is a project that needs accuracy and care.
Do it yourself Installation.
For a knowledgeable DIYer, setting up a pre-hung mobile home door is a workable weekend project. The standard steps consist of:.
- 1. Eliminating the Old Door: Carefully pry off the exterior and interior trim. Unscrew the old door frame from the wall studs and eliminate the entire unit.
- 2. Preparing the Rough Opening: Inspect the framing for any water damage or rot and make required repairs. Ensure the subfloor is level and clean.
- 3. Test-Fitting the New Door: Place the brand-new pre-hung door unit into the opening to examine the fit before using any sealant.
- 4. Sealing and Setting the Door: Apply a generous bead of premium exterior caulk or sealant tape to the back of the door’s mounting flange. Idea the door into place, guaranteeing it is plumb (perfectly vertical) and level (perfectly horizontal).
- 5. Protecting the Door: Fasten the door frame to the wall studs through the shims, using the screws provided or recommended by the maker. Do not overtighten, as this can cause the frame to warp.
- 6. Completing: Install the lockset and deadbolt. Reinstall or replace the interior and exterior trim, caulking all joints to create a weatherproof seal.
Expert Installation.
Hiring an expert is a wise financial investment if you are not comfortable with the level of accuracy required for this job. An expert installer specializing in home production will have the right tools and experience to:.

- Ensure the door is set up completely plumb, level, and square, avoiding future functional issues.
- Properly flash and seal the door to avoid water intrusion, which is a leading reason for costly structural damage.
- Guarantee their work, giving you comfort.
The cost of professional installation varies; however, it’s a small price to pay for the assurance that your new door will perform efficiently for its entire lifespan.
Frequently Asked Questions (FAQ).
Q1: Can I set up a standard storm door on my mobile home?
A1: Sometimes, but it typically needs adjustment. Mobile home door cases and cuts may be narrower or shaped differently than those on site-built homes. It is best to buy a storm door that is exceptionally sized and designed for manufactured homes to ensure an appropriate fit and seal without requiring modification to the door frame.
Q2: My mobile home has an uncommon door size that I can’t discover anywhere. What are my alternatives?
A2: If you have a non-standard size, specifically in an older mobile home, you might need to purchase a custom-sized door. Numerous specialized mobile home parts suppliers can make a door to your specific rough opening measurements. While more pricey than an off-the-shelf door, it’s frequently less expensive and easier than reframing the wall to fit a basic size.
Q3: Are out-swing doors the only choice for a mobile home?
A3: Out-swing doors are required and highly recommended for safety reasons. An in-place system poses a risk in the event of a fire or extreme weather, as it could be blocked by furnishings or debris within the space. They are likewise simpler to open from the outside. While an in-swing door could technically be set up, it is not the best practice for a produced home.
Q4: How can I enhance the energy efficiency of my existing mobile home door?
A4: If changing the door isn’t an option, you can make several enhancements. First, check and change worn-out weatherstripping around the frame. Add or replace the door sweep at the bottom. Ensure the threshold is adjusted to provide a tight seal. Lastly, installing a premium storm door can provide a substantial layer of insulation and reduce drafts.
Q5: What is a “combo” door, and is it a good option?
A5: A combination door is a pre-hung system that includes both the primary exterior door and a storm door constructed into a single, integrated frame. They are an excellent, economical option for mobile homes. They offer the benefits of a storm door (ventilation, extra insulation, protection) in a practical, all-in-one package designed for easy installation into a mobile home’s rough opening.
Combination (Combo) Doors: A popular and valuable choice, a combination door unit incorporates a primary out-swing door with a separate, outward-swinging storm door, all within a single frame. – Storm Doors: A storm door is a secondary, external door set up in front of an existing primary door. If your home only has a primary door, adding a storm door is an outstanding upgrade.
Since mobile home door sizes are not as standardized as domestic doors, precise measurements are non-negotiable. A5: A combination door is a pre-hung system that includes both the main exterior door and a storm door built into a single, integrated frame.