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Aluminum Deck Flashing: Ultimate Water Damage Solution

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A lot of people are facing different issues with homes and the most commonly issue is roofing and its parts. Before you take any decision, we will help you to get all the information to improve your home. And in the end, you’ll not only know what Aluminum Deck Flashing is but also learn how it can protect your home from costly damages. So, grab a cup of coffee and join us because we’re going to dive deep into the world of Aluminum Deck Flashing. And you will get all the information in end about the importance, installation process, cost, types, any necessary replacement, advantages and lifespan of Aluminum Deck Flashing.

What is aluminum deck flashing?

Aluminum deck flashing is a thin aluminum sheet that can be used for decks, to prevent water penetration into the ledger board. This helps to drain any water from the areas where the deck adjoins the house, thus preventing moisture from causing wood rot and decay. Due to its light weight, resistance to rust and ability to last long, it makes aluminum an ideal material for outdoor applications.

 Aluminum Deck Flashing

Why aluminum deck flashing is important

Aluminum deck flashing acts as a vital link in the chain of keeping your deck intact. In its absence, water can penetrate through the ledger board leading to rotting, molds and other damages that may occur over time. The fact that aluminum does not rust ensures that your flashing remains functional for many years protecting your deck from being spoiled by rainwater thereby preventing expensive repairs

Aluminum deck flashing detail

This is a versatile option that can be used to protect your deck over a long period at an affordable cost. This flashing is not prone to rust, so it can be used on decks that are always exposed to rain or other forms of moisture. The aluminum flashing comes in different widths and lengths, thereby making it easy for you to customize the design of your particular deck.

Key features:

1. Rust resistance:

This doesn’t corrode even if it gets wet.

2. Light weight:

These are easy to handle and install as they do not add any unnecessary weight.

3. Durability:

It is long lasting and effective protection from water.

4. Flexible:

Simple cutting out of different shapes for various areas on the deck.

How to measure aluminum deck flashing

Knowing how to measure accurately will help you install aluminum deck flashing correctly. Discover how to measure aluminum deck flashing properly.

Steps to measure aluminum deck flashing:

1. Measure the ledger board:

Measure the length of the ledger board running along your deck.

2. Determine its width:

Make sure that this spans across the top part of the ledger board and slightly extends past its edges

3. Allow for overhang:

Leave 1/4” overhang minimum that will channel water away from limits.

Aluminum deck flashing colors

There are different colors for aluminum deck flashing to match your deck design. For a smooth appearance, consider suitable color options.  Aluminum deck flashing is available in various colors to fit with your deck some of them are listed below:

1. Silver (natural aluminum):

This is neutral and can blend in well with most designs.

2. Black:

This is commonly used on modern or contemporary decks.

3. Brown:

It is good for natural wood finishes and has a seamless look.

4. White:

The best for light-colored decks or houses.

Aluminum deck flashing cost

Discover the cost of aluminum deck flashing including size and installation related determinants of price.

The cost of aluminum deck flashing will depend on the size of the deck and if you need professional help. In general, it costs between $1-4 per linear foot to install aluminum flashing which makes it a cheaper option than copper or stainless steel. By hiring someone else to install it, you can expect an additional $150-$500 depending on how large the area is.

Advantages of aluminum deck flashing

Discover the benefits of aluminum flashing deck, such as its resistance to corrosion, lightweight design, and cost effectivenes

1. Not prone to rust:

Aluminum naturally doesn’t corrode or rust.

2. Lightweight:

Does not add weight on deck structure making it easy to install.

3. Long lasting:

Resists water damage for an extended period.

4. Affordable:

Cheaper than copper or stainless-steel flashing.

5. Can be personalized:

It comes in many different sizes and colors so that it suits your deck design.

How to use flashing tape for aluminum deck flashing

Find out how you can use flashing tape with aluminum flashing for decks properly hence leading to more protection against water damage.

Steps to use flashing tape:

1. Clean the surface:

Ensure that where the tape is applied is free from moisture and dirt.

2. Measure the tape:

Cut off some length of the flashing tape so as to match the ledger board size.

3. Apply the tape:

Install aluminum flashing tape for decks at the top of a ledger board, making sure it seals over all edges on its sides very tightly.

4. Install aluminum flashing:

put down an aluminum decking material above tape

5. Secure the tape and flashing:

To make certain there are no leaks, press it down firmly.

 Aluminum Deck Flashing

How to install aluminum deck flashing

Follow the steps below on how to install aluminum deck flashing, and help your deck stay away from water destruction.

1. Clean the area:

Get rid of any dirt and old flashes from the ledger board.

2. Install flashing tape:

To add extra protection over the ledger board, you can put a flashing tape there.

3. Position the aluminum flashing:

Place this above it, ensuring that it extends past its boundaries.

4. Secure the flashes:

Use nails with corrosion-resistance to fix it in position

Expert tip:

For prevention of water seeping in through gaps, always ensure that you fasten the flashings securely.

How to repair aluminum deck flashing

Discover the ways of repairing aluminum deck flashing that is damaged so as to keep it waterproof and make your deck last longer.

1. Examine for damages:

Check any cracks, rust or sections that are not tight.

2. Replace damaged flashing:

Remove any part of the flashing more carefully.

3. Clean the surface:

See that the surface is spotless and dry as well.

4. Fit in new flashing:

cut a new aluminum flash and put it on top of ledger board.

5. Seal:

seal them with caulk by using sealants for water tight bond between them

How to install aluminum deck flashing on existing deck

Aluminum deck flashing replacement is the best way to save your decking from water damage.

The steps for installing aluminum deck flashing on an existing deck include:

1. Unfastening deck boards:

opening up the home wall to get onto the ledger board.

2. Examining the ledger board:

look out for any damages and make necessary repairs.

3. Flashing tape:

put flashing tape over the ledger board top side.

4. Installation of aluminum flashing:

nail down corrosion-resistant nails through the tape into place for the flashing.

5. Return deck boards:

bring back those deck boards that were removed.

 Aluminum Deck Flashing

Conclusion

In conclusion, aluminum deck flashing is an inexpensive, corroding resistant strategy that can be utilized to protect your decks’ ledger board and enhance their long-term durability. By employing aluminum flashing, you will be protecting your decks against water seepage, rotting timbers as well as structural issues. Aluminum flashing is also easy to install; it is light in weight and comes in different colors making it very ideal for homeowners who look forward to having a prolonged life of their decks.

FAQs

How long does an aluminum deck flashing last?

Proper care and maintenance of aluminum deck flashing could make it have a lifespan of between 20-30 years.

What to do if my aluminum deck flashing is leaking?

Inspect the flashings for defects, repair any cracks in the flashing, and replace any damaged parts with new caulking or replacement flashings as necessary.

How much does it cost to replace aluminum deck flashing?

Expect to spend between $150 and $500 for the replacement of aluminum deck flashing, depending on room sizes, floor levels, and installation difficulty.

How to clean aluminum deck flashing?

Gently clean aluminum deck flashing with mild detergent and a soft brush to retain its structure and remove debris.

What are the materials used in aluminum deck flashing?

Aluminum, a light and durable metallic element, forms the deck, making it resistant to rust and water damage.

What type of nails should be used for aluminum deck flashing?

When fixing aluminum deck flashings, use galvanized or stainless-steel nails as they resist rust and corrosion and last longer.


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About the author

Alden Dale has been writing exclusively about roofing for Quick Home Experts since 2016. Before joining Quick Home Experts, Alden gives roofing guide and advice tip various homeowners and DIY enthusiasts for over four years. He holds a BA in Environmental Studies from the University of California (UOC) and MA in Environmental Research from Stanford University.

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