Stained glass windows, intricate designs, and vibrant colors are a breathtaking addition to any space. They are beautiful and add an artistic vibe to your interior. However, they are not immune to time and deterioration. 

If you set your mind on stained glass restoration and wonder whether to let professionals do it or tackle it yourself as a DIY project, you must carefully consider the pros and cons before making any decisions.

DIY or a Professional Stained Glass Restoration?

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There are a lot of factors to take into account. They vary from your knowledge and experience in the field, through the tools and materials needed, to the risks and challenges of self-managed projects.

In many cases, hiring a professional stained glass restoration might be the only possibility. Let’s delve more deeply into the art of restoring a stained glass window and the challenges connected to it.

Is DIY Stained Glass Restoration Feasible for Beginners?

There are many aspects to restoring stained glass. You might be a dedicated beginner who reads a lot but hasn’t done any restoration work before. You might be able to accomplish basic repairs, but the overall restoration process is a craft, and only experienced professionals can complete a full-scale project. 

Before we look at some pros and cons of both restoration methods – DIY or repair restoration team-led, let’s briefly go through the historical aspect of stained glass windows and the different materials used.

Technically, stained glass is used as a broad term that encompasses different glass-making techniques. Stained and leaded glass windows, for example, differ in coloring.

Opalescent glass and painted glass can be used to make other glass products, and opalescent glass refracts light differently. Tiffany glass windows are a series produced at the end of the 19th and the beginning of the 20th century.

The history of stained glass encompasses a significant period of time – from the Middle Ages to modernity. Restoration of stained glass involves practical knowledge of the trade and in-depth knowledge of art history.

For some restoration projects, a whole team of restoration specialists is needed. Project managers lead them, and the entire process is slow and intricate and can take time.

For low-scale projects, it is possible to DIY restore your stained glass. Here are some reasons for and against.

Pros of DIY Stained Glass Restoration for Beginners

Regarding expenses, the DIY approach might only acquire purchasing materials and time investment on your side. You will not pay for expertise, and this is cost-friendly. You needn’t spend large sums of money when only minor glass repairs are involved.

If you are a stained glass lover and appreciate its beauty and want to restore it, DIY projects bring you creative satisfaction and contribute to your learning experience. 

Cons of DIY Stained Glass Restoration for Beginners

DIY restoration is painfully slow as it goes through the perspective of learning. To get better at any technique, you must spend hours performing it. Glass restoration, in general, is an intricate process, and your lack of expertise will slow it even more.

DIY or a Professional Stained Glass Restoration?

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Your beginner’s skills might not be enough for such an ambitious, detailed, and complex process. As a result, you might cause more harm than good to the historic glass you are trying to preserve.

If you keep any heirlooms dear, seeking professional services might be better.

What Tools and Materials Do I Need?

If you decide to pursue DIY restoration, you must equip yourself with essential tools and materials to aid your work.

The tools that you need are as follows:

  • Glass Cutter: To remove broken glass or pieces from the stained glass window;
  • Lead Knife: This knife removes any old layers of lead;
  • Soldering Iron: You will need that to smother lead glass;
  • Grinder: You will use it to lose the sharpness of edges;
  • Putty Knife: For removing old putty or sealant;
  • Safety Gear: When working with tools and sensitive materials, it is essential.

The necessary materials are:

  • Replacement Glass: if pieces are missing or damaged, you will need suitable replacements;
  • Lead Came: The window frame also needs your attention. Solder: To join framework pieces;
  • Putty or Sealant: To glue the glass and frame together;
  • Cotton swabs for precision;

What Are the Risks and Challenges of DIY Stained Glass Restoration?

Taking on stained glass repair as a DIY project can be risky and challenging. One of the most significant risks is that improper repairs may unrepairable damage a piece of artwork. In severe cases, it might no longer be preserved, leading to the loss of historical or artistic value.

Since lead is one of the materials that need to be worked with, it poses the risk of lead exposure and poisoning. This is why, when attempting glass restoration, it is advisable to do it under the supervision of someone experienced.

When to Hire a Professional?

When we inherit an object or an estate with a historical value that, due to time and other conditions, requires restoration, even if we are antique valuers, we need to recognize the need to hire a professional.

Here’s when you should turn to professionals:

  • Historical Significance: Authenticity is everything regarding artistic artifacts. If you own such a piece, you better trust a professional to restore its genuine glamor.
  • Complexity of the Restoration: More intricate work is required when there is extensive damage to the glass. Professionals are better equipped with the tools and knowledge to tackle such hard work.
  • Safety and Health Concerns: If you are a novice, you might need to recognize serious health hazards like lead poisoning. Professionals are mindful of safety both for themselves and the piece for restoration.
  • When time is pressing you, professionals can be more effective for a short period.

What Are the Benefits of Hiring a Professional?

Hiring professionals for any job is beneficial, but hiring a professional for a stained glass restoration is more than advantageous for such a delicate task.

DIY or a Professional Stained Glass Restoration?

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Top 5 reasons to hire a professional:

  • Specialized Skills: Professionals know the craft of stained glass conservation. They are skilled in types of protective glazing. They know about the proper window frames. They also understand processes such as storm glazing and thermal expansion. They know when to use silicone edge gluing and when to use epoxy edge gluing. 
  • Preservation: Professionals prioritize preserving original glass because of its historical and artistic value. They know about glass composition and skeletal structure to perform the best repair work and stop further deterioration.
  • Stained Glass Studios: Professionals usually have the necessary knowledge and equipment and have specialized spaces where they can take care of unstable glass and other challenging tasks.
  • Efficiency: Although restoration is slow, professionals can guarantee efficient stained glass work.
  • Guaranteed Quality: Hiring a professional ensures a high-quality restoration that stands the test of time.

Do They Use Specialized Tools and Techniques?

Professionals use specialized tools and techniques tailored to each particular window or restoration project. 

Glass Matching

Professionals are more likely to find the exact match to the original, thus preserving the object’s genuine value and beauty. 

Conservation Methods

Professionals cannot stop natural deterioration, but they do have the methods and techniques to reverse some of the time’s traces. Metal fatigue and bringing back the glamor of flesh tones, experts can do that and much more.

From the integrity of the structural system to the layers of copper foil, any piece is typically repaired with care, expertise, and careful evaluation of the method chosen.


  • What happens to old stained glass?

With time and the effect of elements, stained glass windows develop cracks and sags; there are dark spots or other changes. UV light also plays a role in stained glass deterioration. Luckily, professionals can do a lot to preserve historical pieces. 

  • Can stained glass be cleaned?

Yes, but this is a very gentle process that should be conducted with non-ionic detergent. No alcohol or ammonia is allowed on stained glass. It should be performed carefully and slowly, mindfully, for the intricate details of the piece you are treating.

  • How long does stained glass last?

The life of stained glass depends on many factors. They are very durable, and as we can see, stained glass windows have survived generations. They can continue to be timeless in appearance with proper care and conservation. More modern glass windows are less durable than their predecessors. 

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