Vinyl Siding Installation Over Lap Siding

Vinyl Siding presents a cost-effective exterior cladding option for homeowners. Installation of Vinyl Siding as a new exterior of a building may be performed over existing lap siding. The process of installing vinyl siding over lap siding can save time and resources, as it eliminates the need for removal of the original wood siding.

Okay, picture this: You’re standing in front of your house, maybe a bit tired of the same old look. Perhaps your current siding is, shall we say, experiencing life a little too enthusiastically? Peeling paint? Cracks? Don’t worry; we’ve all been there! Now, imagine transforming your humble abode into a modern masterpiece without the hassle of tearing everything down to the studs. Enter: Vinyl Siding!

We’re talking about the magic of installing vinyl siding right over your existing overlap siding. Think of it as a home makeover, but instead of a frantic TV show, you’re in control, sipping coffee, and calling the shots (or hiring someone who will help you call the shots).

But why vinyl, you ask? Well, buckle up because the list of benefits is longer than your weekend to-do list!

Durability: This stuff is tough! It can handle weather extremes like a champ, from blazing sun to icy winters.
Aesthetics: Say goodbye to drab and hello to fab! Vinyl comes in a zillion colors and styles, so you can find the perfect match for your dream home vibe.
Low Maintenance: Who has time for constant upkeep? With vinyl, you can ditch the paintbrushes and spend your weekends doing, well, anything else!
Cost-Effectiveness: Let’s be real, saving money is always a win. Vinyl is a wallet-friendly option that gives you serious bang for your buck.

Now, I won’t lie – there are some steps involved. It’s not quite as simple as waving a magic wand (though wouldn’t that be nice?). But, in this article, we’re going to be discussing the basics of what’s involved, and the very first and most important step is assessing your current siding.

We’re talking about becoming a siding detective, and checking your existing surface and preparing it like a pro. I’ll be here to help you learn how to set yourself up for success to ensure your siding project will stand the test of time, and your house looks like the best on the block!

Contents

Assessing the Foundation: Inspecting Your Existing Overlap Siding

Okay, so you’re thinking about giving your home a facelift with some lovely new vinyl siding. Awesome! But hold your horses, partner. Before you even think about picking out colors or flexing those DIY muscles, we need to do a little detective work. Think of it as a pre-siding health check for your house. Why? Because slapping new siding over a rotten foundation is like putting lipstick on a pig – it might look good for a minute, but the problems are still there, lurking beneath the surface, and will eventually make you regret your decision.

Time to Channel Your Inner Sherlock Holmes

This inspection is all about uncovering any hidden nasties that could compromise your new siding job. Grab your notepad, camera, and maybe a comfy pair of gloves, because we’re going on a hunt! Here’s what we’re looking for:

Rot and Decay: The Silent Killers

Rot is basically wood’s worst enemy. It’s caused by moisture, and it can turn solid, dependable wood into crumbly, useless mush. Pay special attention to:

The bottom courses of siding: These are closest to the ground and most likely to get splashed by rain or snow.
Around windows and doors: These are notorious spots for water leaks.
Any areas where the siding meets the roof: Poor flashing can lead to serious rot problems.

Poke around with a screwdriver. If the wood feels soft or spongy, you’ve likely got rot.

Insect Damage: Uninvited Guests

Termites, carpenter ants, and other wood-boring insects can turn your siding into their personal buffet. Look for:

Tiny holes in the wood: These could be entry points for insects.
Sawdust-like material near the foundation or siding: This is a telltale sign of carpenter ants.
Mud tubes running along the foundation: These are built by termites.

If you suspect insect damage, it’s best to call in a professional exterminator before proceeding with the siding installation.

Loose or Damaged Boards: Signs of Wear and Tear

Over time, siding can crack, warp, or simply come loose. Keep an eye out for:

Cracked or split boards: These can allow water to seep behind the siding.
Warped or bowed boards: These can create an uneven surface for the new siding.
Boards that are pulling away from the wall: These can be a safety hazard.

Make sure to note the location and extent of any damage.

Moisture Problems: Where There’s Staining, There Might Be Trouble

Water is the root of all evil when it comes to siding. Look for:

Staining on the siding: This can be a sign of water infiltration.
Mildew or mold growth: This indicates a damp environment.
Peeling paint: This can be a sign of moisture trapped behind the siding.

If you see any of these signs, investigate further to find the source of the moisture.

Documenting Your Findings: The Key to a Smooth Project

As you go, take lots of pictures. Close-ups, wide shots, the works! Write down everything you find, noting the location and severity of any damage. This documentation will be invaluable when you start planning your repairs and estimating the cost of the project. It will also make it easier to communicate with contractors if you decide to hire someone to do the work.

Preparation is Key: Getting Your Home Ready for Vinyl

Think of your existing siding as the canvas for your masterpiece. Before you slap on that shiny new vinyl, you’ve gotta prep it! Imagine trying to paint a portrait on a dusty, cracked canvas – not ideal, right? Same goes for siding. Let’s get that old wall ready!

Cleaning: Say Goodbye to Grime!

First up, it’s cleaning time! Years of dirt, mildew, and maybe even some rebellious paint flakes are clinging on for dear life. Time to evict them! A good power washing can work wonders, blasting away the gunk and grime. If your siding is a bit more delicate, grab a scrub brush and some soapy water for a gentler approach. Think of it as giving your house a spa day!

Repairs: Patching Up the Past

Next, we need to address any boo-boos. Rotten or severely damaged boards? They’ve gotta go! Replace them with fresh lumber of the same size and species. It’s like giving your house a little facelift. Make sure those new boards are snug and secure. We want a solid foundation for our vinyl, not a wobbly mess.

Nailing/Fastening: Securing the Scene

Now, let’s make sure everything is tightly fastened. Go around and check every single board. If it’s loose, nail it back in! We don’t want any sneaky boards trying to make a run for it once we start installing the vinyl. Imagine your siding as a team, and you’re making sure everyone is pulling their weight!

Addressing Uneven Walls: Furring to the Rescue!

Ah, the joys of old houses! Walls that aren’t perfectly straight can be a bit of a headache, but don’t worry, we have a solution: furring strips!

Why Furring Strips? The Leveling Legends

Furring strips are like the superheroes of siding installation. These long, narrow pieces of wood create a flat, level plane for your vinyl. Without them, your siding could end up looking wavy and wonky – not the look we’re going for! They act as shims, bridging any gaps or imperfections in the existing wall.

Material Selection: Choosing Your Weapon

When it comes to furring strips, pressure-treated lumber is your best bet, especially if they’ll be in contact with the ground. This stuff is rot-resistant and can withstand the elements. Think of it as armor for your furring strips!

Installation Technique: Laying the Foundation

Alright, time to get those furring strips installed! Here’s the lowdown:

Stud Finder: Locate your wall studs. These are the vertical beams that provide the structural support for your walls.
Level Up: Use a level to ensure your furring strips are perfectly straight. This is crucial for a professional-looking finish.
Secure Fastening: Nail or screw those furring strips securely to the studs. You want them nice and snug.
Spacing: Typically, furring strips are spaced 16-24 inches apart, but always check your local building codes for specific requirements.
Shimmy Shimmy Ya: If your wall is particularly uneven, use shims behind the furring strips to create a perfectly level surface.

With your walls prepped and furred, you’re one step closer to having that beautiful, revitalized home you’ve been dreaming of!

“Gear Up, Buttercup! Getting Your Stuff Together”

Alright, so you’ve poked and prodded your old siding, you’ve prepped it like a prize-winning pumpkin, now it’s time to raid the hardware store! Think of this as your mission briefing before Operation: Vinyl Makeover. Having the right gear can save you a world of headaches (and trips back to the store in your pajamas).

The Star Players: Your Vinyl Siding and Trim

Vinyl Siding: This isn’t just about slapping on any old planks. We’re talking styles (Dutch lap, anyone?), colors that’ll make your neighbors jealous, and thicknesses that can stand up to Mother Nature’s mood swings. Consider your climate – if you’re in a hurricane zone, you might want thicker, impact-resistant siding. Budget? Yeah, that’s a thing too. And hey, pick something that you love looking at!
Furring Strips (Maybe): These skinny pieces of wood are your secret weapon against wonky walls. If your existing siding looks like a rollercoaster track, furring strips will create a smooth, even surface for your vinyl to latch onto. Pressure-treated lumber is the way to go, especially if they’re kissing the ground.
Trim Time (J-Channel, F-Channel, Corner Posts, Starter Strip): Think of these as the jewelry for your siding. J-Channel neatly frames windows and doors, F-Channel snuggles under the soffit, corner posts give your corners a clean, finished look, and the starter strip? Well, that gets the whole party started on the right foot. Don’t skimp!
House Wrap (Your Home’s Raincoat): Slap this stuff on before the siding. It’s like a raincoat for your house. It keeps water out but lets it breathe.
Soffit & Fascia: Think of this as the “finishing touch” – like adding a bow on top of a present!
Fasteners: Think stainless steel or galvanized. Rust is the enemy. Nails or screws? Personal preference, but screws give you more “oomph” for those furring strips.
Caulk: This is the stuff that fills the gaps and keeps the creepy crawlies (and the water!) out. Get a paintable, high-quality caulk.

The Tool Time Symphony

Measuring Tape, Level, and Square: “Measure twice, cut once!” This is your mantra now. Trust me, it will save you.
Circular Saw OR Siding Cutter: A circular saw can do the job, but a siding cutter? That’s like using a lightsaber to slice butter – clean, easy, and satisfying. It is also a lot safer.
Hammer or Nail Gun: A nail gun with adjustable depth is your friend. You don’t want to Hulk-smash those nails and damage the siding.
Drill: For screws, pilot holes, and general “handiness.”
Utility Knife: For scoring and trimming the vinyl. Keep that blade sharp.
Ladder or Scaffolding: If you value your bones, invest in a sturdy ladder or scaffolding. Safety first, people!
Snap Lock Punch/Unlocking Tool: These specialized tools will help you snap pieces of siding together and, if necessary, unlock them without causing damage.

Dress for Success: Safety First!

Safety Glasses: Eyes are important. Protect them!
Gloves: Say goodbye to splinters and hello to happy hands.

Where to Buy?

Your local building supply stores (Lowe’s, Home Depot, or family-owned stores) are your best bet. Ask for help and don’t be afraid to compare prices.

Now go forth and gather your supplies! Your house is counting on you!

The Art of Installation: A Step-by-Step Guide

Alright, you’ve prepped your walls, gathered your gear, and you’re ready to transform your home! This is where the rubber meets the road—or rather, where the vinyl meets the wall. Let’s break down the siding installation process into manageable, easy-to-follow steps.

Furring Strip Installation: Laying the Groundwork

If your walls were a bit wonky, you’ve already tackled the furring strips. But let’s reiterate how to install those bad boys. The goal here is to create a perfectly level surface for your new siding.

Locate the Studs: Use a stud finder to mark the location of your wall studs. These are your anchors!
Cut the Furring Strips: Measure and cut your furring strips to the desired length. Remember, pressure-treated lumber is best for ground contact.
Attach the Strips: Align the furring strips vertically along the studs. Use screws to securely fasten them, ensuring they are level and spaced according to your siding manufacturer’s recommendations (typically 16-24 inches apart).

Applying House Wrap: Your Home’s Raincoat

Think of house wrap as your home’s high-tech raincoat. It’s breathable, so moisture can escape from inside, but it stops rain and wind from getting in.

Roll It Out: Start at a corner and roll out the house wrap horizontally, overlapping each layer by a few inches (follow manufacturer’s instructions for specific overlap requirements).
Secure It: Use cap nails or staples to attach the house wrap to the wall, making sure it’s snug but not too tight.
Seal the Seams: Use special house wrap tape to seal all seams and around windows and doors. This creates a continuous barrier against the elements.

Installing Starter Strip: The Foundation of Your Siding

The starter strip is crucial. It provides a secure base for the first row of siding. Getting this right is essential for a professional-looking job.

Level Line: Using a level, mark a horizontal line at the bottom of the wall, a few inches above the foundation.
Attach the Strip: Align the top edge of the starter strip with your marked line and nail it securely to the wall. Ensure that the starter strip is level.

Cutting and Attaching Vinyl Siding: The Main Event

This is where your house starts to look like a brand new version of itself.

Acclimation: This is really important, so let’s start by getting the acclimation process right. Before you start cutting, let the siding sit outside for a few hours (or even a day) to adjust to the temperature. This prevents warping later on.
Cutting: Use a circular saw with a fine-tooth blade backwards or a siding cutter to cut the vinyl siding to the correct length. Score the siding with a utility knife, then snap it for a cleaner edge.
Attaching: Here’s where patience and precision come in.
- Proper Nailing: Hang the first course of siding onto the starter strip. Use nails (preferably with a nail gun) to fasten the siding to the wall.
- DO NOT OVER-NAIL! Leave a little wiggle room (about 1/32 of an inch) for expansion and contraction. Drive nails into the center of the nailing slots.
- Expansion & Contraction: Leave a small gap (about 1/4 inch) at the ends of the siding panels, especially where they meet J-channels or corner posts.
- Overlapping: Overlap the siding panels by the amount recommended by the manufacturer (usually about an inch). This creates a watertight seal.

Installing J-Channel, F-Channel, and Corner Posts: The Finishing Touches

These trim pieces give your siding a polished, professional look.

J-Channel: Install J-channel around windows, doors, and where the siding meets the roofline. Cut the J-channel to fit snugly, and caulk any gaps to prevent water infiltration.
F-Channel: Use F-channel to finish the top edge of the siding under the soffit. Ensure it’s level and securely fastened.
Corner Posts: Install corner posts at each corner of the house. These should be plumb and securely attached.

Sealing with Caulk: The Final Defense

Caulk is your last line of defense against moisture.

Apply Caulk: Apply a bead of high-quality, paintable caulk around windows, doors, corner posts, and any other openings where water could potentially penetrate.
Smooth It Out: Use a wet finger or a caulking tool to smooth the caulk, creating a neat, waterproof seal.

Ensuring Your Vinyl Siding Stands the Test of Time

So, you’ve gone through the trenches, battled the elements (or at least the local building supply store), and emerged victorious with your shiny, new vinyl siding installed. Congratulations! But the journey doesn’t end there, my friend. Think of it like planting a tree; you need to nurture it to watch it grow strong and tall. Similarly, a few best practices can help your vinyl siding laugh in the face of Father Time (and Mother Nature, for that matter).

Breathe Easy: The Vital Role of Ventilation

Imagine wearing a raincoat on a hot, humid day. You’re dry, sure, but also a sweaty, uncomfortable mess. Your siding feels the same way without proper ventilation. Moisture can sneak in from leaks or condensation, leading to rot, mold, and a host of other unpleasant surprises behind the scenes.

Vented siding is your first line of defense. These nifty panels have tiny perforations that allow air to circulate, drying out any trapped moisture.
If you’re using furring strips, consider vented furring strips. They create an even better airflow, promoting a healthy environment for your walls.

Think of it as giving your house a chance to breathe – fresh air in, stale moisture out!

Flash(ing) Dance: A Water’s Worst Nightmare

Flashing isn’t just for exhibitionists; it’s the unsung hero of your siding system. This thin material (usually metal or plastic) acts as a waterproof barrier, directing water away from vulnerable areas like windows, doors, and where the siding meets the roof.

Imagine flashing as tiny umbrellas strategically placed around your home. When rain comes knocking, they shout, “Not today, water! Find another way!” Properly installed flashing is absolutely crucial to prevent leaks and water damage.

No Vacancy: Keeping Moisture Out

Think of your siding as a five-star hotel – but for water, you want to hang a big “NO VACANCY” sign. Preventing moisture from getting trapped behind the siding is key to its longevity.

Ensure that all gaps and seams are properly sealed with high-quality caulk.
Trim back any vegetation that’s touching the siding. Plants can trap moisture and create a breeding ground for mold.
Regularly inspect your siding for any signs of damage or leaks, and address them promptly.

The Law of the Land: Building Codes Matter

Building codes aren’t just bureaucratic mumbo jumbo; they’re there to ensure the safety and durability of your home. Adhering to local building codes is essential for several reasons:

It ensures that your siding is installed correctly and safely.
It protects you from potential fines or legal issues.
It increases the value of your home.

Think of building codes as a helpful guide, ensuring you’re building a fortress, not a flimsy shack. A little research and compliance can save you a lot of headaches down the road.

Troubleshooting: When Things Go Sideways (and How to Fix Them!)

So, you’re knee-deep in your vinyl siding project, and things aren’t exactly going according to plan? Don’t sweat it! Every DIY adventure has its bumps in the road. Let’s troubleshoot some common siding snafus and get you back on track.

The Wall That Wasn’t: Dealing with Uneven Surfaces

Remember those furring strips we talked about? If you skipped that step, or didn’t quite get them perfectly level, you might be staring at some wavy siding. Don’t panic! If it’s a small area, you might get away with shimming behind the siding in spots. If it’s major, you’ll probably have to bite the bullet and install furring strips the right way. Chalk it up to a learning experience, right? The key takeaway: Furring strips are your friend when dealing with uneven walls. They are your best friends and you should always consider using them to give you the perfect look.

Racking My Brain: Keeping Your Siding Straight

Ever see a house where the siding looks…off? That’s racking – when the rows of siding aren’t running perfectly horizontally, creating a crooked or “racked” appearance. To avoid this, use a level religiously when installing your starter strip and the first few rows of siding. Make sure each row engages with the row beneath it properly (listen for that satisfying click!). If you notice racking early on, you can usually correct it by making small adjustments as you go. For advanced cases, you may need to remove a few rows and start over.

Moisture Mayhem: Battling Hidden Leaks

Moisture trapped behind your siding is a recipe for disaster (mold, rot, and other nasty stuff!). Ensure your house wrap is properly installed, overlapping each layer correctly, and that all seams are sealed with tape. Make sure to keep an eye on the ventilation behind the siding and use vented siding. If you suspect moisture is already an issue, check for soft spots or discoloration on the existing siding or sheathing. You may need to remove sections of siding to address the source of the leak and allow the area to dry completely before re-siding.

Rotten to the Core: Repairing Damaged Sections

Found some rot or damage during your inspection that you missed earlier? Time for some surgery! Carefully cut out the damaged section of siding using a utility knife or siding cutter. Be sure to cut back to the nearest vertical seam or stud. Then, install a replacement piece of siding, making sure it overlaps the adjacent pieces correctly. Matching the color and profile of the existing siding is crucial for a seamless repair. If the siding is old, you may need to source a replacement from a specialty supplier or salvage yard.

Pop Goes the Siding: Dealing with Fastener Failures

Is your siding popping off the wall? This could be due to a few reasons.
* Over-nailing: Vinyl siding needs room to expand and contract. If the nails are driven in too tight, the siding can buckle and pop off. Make sure the nails are loosely hammered or screwed in the center of the nailing slots.
* Under-nailing: On the flip side, if there aren’t enough fasteners, the siding can be vulnerable to wind damage. Follow the manufacturer’s recommendations for nail spacing.
* Incorrect Fasteners: Using the wrong type of nail or screw (like those that are not corrosion-resistant) can lead to premature failure. Always use galvanized or stainless-steel fasteners designed for vinyl siding.
* Extreme Weather: Sometimes, despite your best efforts, extreme weather can cause siding to come loose. In this case, carefully re-nail or re-screw the affected sections.

DIY or Pro? Decoding Your Vinyl Siding Destiny

So, you’re thinking about tackling this vinyl siding project yourself? Awesome! You’ve got the spirit! But before you dive headfirst into a sea of vinyl planks, let’s have a little heart-to-heart about the DIY vs. Pro debate. There’s no shame in either choice – it’s all about what’s right for you and your home. Think of it as choosing your own siding adventure!

The Allure of DIY: Savings, Satisfaction, and… Swearing?

DIY’ing your siding can feel pretty darn empowering. The biggest perk? Saving money, of course. Labor costs can seriously inflate a siding project’s price tag. Plus, there’s the satisfaction of knowing you transformed your home with your own two hands. You’ll also get to learn all the technical aspects by doing yourself.

But let’s be real, DIY also comes with challenges. There are definitely going to be learning curves, probably a few head-scratching moments, and maybe a little bit of cursing when things don’t go exactly as planned (we’ve all been there!).

When to Wave the White Flag (and Call a Pro)

Alright, let’s talk about when it’s time to bring in the big guns. Seriously, no shame in this game! Knowing your limits is a superpower. You should consider calling a professional if any of these apply to you.

“My House Looks Like a Geometry Exam”: Complex homes with tons of windows, doors, or tricky angles can turn a siding project into a geometric nightmare. Those precise cuts aren’t easy!
Houston, We Have a Problem (Structural Problems, That Is): If your home has underlying structural issues (think: rotting walls, uneven foundation), tackling the siding yourself isn’t the move. A pro can identify and address these problems before they’re covered up.
“I’m More of a Netflix Binger Than a Carpenter”: Let’s be honest, some of us are just not naturally gifted with power tools. And that’s okay! Siding installation requires some specific skills. If you’re feeling overwhelmed, a pro is your best bet.
Height Aversion Alert: Scared of heights? Working on siding often involves ladders and potentially scaffolding. Don’t risk a fall! Leave it to someone who feels comfortable up high.

Home Inspectors: The Siding Detectives

Ever heard of home inspectors? These folks can actually spot hidden problems that you might miss, especially when you are trying to decide on a big project such as new siding. They can give you a heads-up on potential structural issues or moisture problems before you even start installing your vinyl.

Finding Your Siding Superhero: Tips for Hiring a Contractor

So, you’ve decided to call in the pros? Great! Here’s how to find a good one.

Ask Around: Get recommendations from friends, family, neighbors, or your local hardware store.
Do Your Homework: Check online reviews and look for contractors with a solid reputation and years of experience.
Get Multiple Bids: Don’t settle for the first quote you get! Get at least three bids to compare prices and services.
Check for Licensing and Insurance: This is non-negotiable! Make sure the contractor is properly licensed and insured to protect yourself from liability.
Read the Fine Print: Carefully review the contract before signing anything. Make sure it clearly outlines the scope of work, payment schedule, and warranty.
Don’t Be Afraid to Ask Questions: A good contractor will be happy to answer your questions and address any concerns you have.

So, there you have it! Vinyl siding over lap siding: totally doable and potentially a great way to give your home a facelift without a ton of hassle. Just weigh the pros and cons, do your homework, and maybe grab a buddy to help – you’ll be chilling on your porch admiring your “new” home in no time!