This is a cover image showing vinyl being heat-pressed with an iron.

A Step-by-step Guide On Applying HTV with Iron-on

Written by Mercy Lilian

|

Published on

|

Modified on

|

Reading time for 9 min

A good-quality heat press, such as HTVRONT, is always worth the investment. If you haven't invested in one yet, don’t let that discourage you from making HTV crafts. A heat press is not necessary for using heat transfer vinyl; you can still create vinyl projects using a household iron to adhere them to blanks and get quality results, but only if you do it the right way. You will be manually handling everything that is otherwise automated by a heat press machine. 

If you’re new to heat transfer vinyl crafts, this article will introduce you to everything you need to know about applying HTV to materials using a household iron. I will also share some tricks and tips to help you achieve vibrant results and advice on caring for the vinyl design to maintain its quality and longevity.

Everything you need for the project

Essential Tools and Materials 

Iron: A common household appliance.

Fabric: Can be sourced from fabric stores, craft stores, or repurposed from old clothing or bedsheets.

Weeding Tools: Fine-tip tweezers, small knives, or pins can be used for this purpose.

Sturdy Surface: A flat surface like a table or floor.

Heat-Resistant Tape: Available at stationery or craft stores.

Timer: A phone timer or kitchen timer will suffice.

Aluminum Foil: A kitchen staple.

Heat Transfer Vinyl (HTV): Purchased from online or craft stores.

Design Software: Consider options such as Loklik IdeaStudio, Cricut Design Space, Silhouette Studio, Adobe Creative Cloud, or Canva. Alternatively, hand-drawn designs can be scanned.

Ready-Made Designs: Purchase pre-patterned HTV or download free designs from websites or Loklik Workshop.

Optional Tools and Materials 

Cutting Machine: A specialized machine like the Loklik cutting machine, or Silhouette Cameo, for precise cutting.

Protective Sheets: Teflon sheets, parchment paper, or thin cloth can protect your iron and fabric.

Tips for Sourcing Materials: 

  • Repurpose: Use old clothes, bedsheets, or fabric scraps.

  • Online Shopping: Consider online retailers for a wider range of HTV and crafting supplies.

  • Local Craft Stores: Check local stores for HTV, tools, and design supplies.

  • Free Designs: Explore online resources for free design templates.

The designing process

You can always buy ready-made designs online. But if you’re feeling creative or want a more personal design, you can create your own using design software such as Loklik Design Space. It has a simple interface, drag-and-drop features, and many design tools. The software also seamlessly connects with Loklik cutting machines for precise cutting.

Step 1: Create a design

To start designing with Loklik, open the design space and set up a new canvas. You should always consider the fabric’s size to ensure it fits perfectly. The canvas size should match the dimensions of your fabric.

The picture shows designing a heart pattern in the software.

You can import an image to edit on your canvas as an SVG, PNG, or JPG file. Equally, you can create one from scratch, playing around with the design tools to tweak it until it fits your desired outcome. You can customize the colors on the designs, especially if you’re working with a multilayered design. 

But most people seem to forget that the final color is not determined by what is displayed on the software, but by the HTV’s color. The colors in the software are only used for preview.

When satisfied with the design, remember to horizontally flip (mirror) it using the “flip” button. Unlike with adhesive vinyl, HTV is attached to a carrier sheet, where the exposed side should adhere to the fabric. So, if you forget to flip the design before cutting, the final look after pressing will be inverted horizontally, which is a waste of resources.

The picture shows designing a heart pattern in the LOKLiK software.

Before saving the design for cutting, separate it into different layers if you want different HTV colors, and group everything you want to be cut together. Preview the design placement on the virtual cutting mat, choose the type of vinyl you’re cutting, and then send it to the cutting machine.

Step 2: Do a test cut

On the cutting machine, set the blade depth, speed and pressure to match the vinyl. For precision with the settings, I always like to conduct a test cut, and only cut the main vinyl when satisfied. It saves me from unnecessary weeding.

Step 3: Print and cut

Place the vinyl on the cutting mat then put it in the Vinyl Cutter. The shiny side of the HTV (carrier side) should face down and the vinyl layer up. The glossy side protects the vinyl and acts as a heat-resistant transfer sheet. When everything is ready, click “start” to begin cutting.

Step 4: Weeding

Pressing the vinyl immediately after cutting without weeding adheres the entire sheet. You need to peel off all the excess vinyl, leaving only the design. After a proper cut, the lines should be clear even on intricate designs. Scissors are useful in trimming away the excess vinyl. 

It’s sometimes easy to forget weeding negative spaces, such as in the letter “o, so remember to double-check everything before applying. Ensure you don’t remove any parts that should be included in the design. If they come up, pat them back down and try again.

Pre preparations

Proper preparation and setup help avoid common mistakes. I like using these steps to prepare for a seamless application process.

Step 1: Wash and dry the fabric

Before you start, everything should be clean and ready. Removing contaminants such as grease, lint, dirt, or dust that would otherwise reduce the adhesive’s tack helps the design stay on for longer. Wash the fabric and completely dry it without using any fabric softeners, as the chemicals in them also reduce the tack.

Step 2: Pre-iron the fabric

Pre-ironing smoothens and warms the surface, helping melt the vinyl's adhesion. For this step, set the iron-on to the appropriate heat settings for the specific fabric. Turn off the steam option; we want to avoid any moisture. Glide the iron-on over the fabric for 10 seconds, removing any wrinkles and residual moisture.

The picture shows a T-shirt being preheated with an iron.

You can also make crease lines on the fabric to aid in positioning the vinyl later by folding it in half and ironing along the top and bottom.

Step 3: Set the household iron’s temperature

Since iron-ons are not meant for crafting, there is no telling precisely how hot a particular setting gets. This makes it very easy to burn the vinyl and fabric.

Every HTV brand, at least the quality ones, provides recommendations on the packaging for the temperature, time, and pressure. Set it to the cotton or linen setting, which is basically the highest one, and turn off the steam if you had not already when pre-ironing. Leave it for 5 minutes to reach the optimum temperature before pressing. You can tell when the set temperature is reached when the indicator on the household iron goes off.

Step 4: Prepare the surface

Using an ironing board for this process is discouraged. This is because it is wobbly and padded, absorbing pressure and heat and resulting in uneven adhesion. Instead, use a flat, sturdy, and heat-safe surface like a table or countertop. A clean floor, a thick wooden cutting board, or heat-resistant mats are also viable options to press on.

Step-by-step application

Follow these simple steps to adhere vinyl to fabrics using a household iron.

Step 1: Place the vinyl on the fabric

Position the vinyl on the fabric with the shiny side (carrier sheet) facing up, and the matte or dull side (adhesive side) facing down against the material.l If you need it centrally positioned, fold the carrier sheet in half, (the design’s ends touching) and make small crease marks. 

The image shows the pattern placed on a T-shirt.

Then match the marks with those previously made on the fabric during pre-ironing. I prefer using the “four-finger” rule for shirts, which is to simply position the design four fingers down from the neckline. Secure it using a heat-resistant tape to prevent it from moving around when pressing.

The image shows the pattern aligned with the center of the T-shirt.

Step 2: Cover with a foil

Iron-ons have an uneven heat distribution, which is probably the biggest downside when using them to press designs compared to a heat press. That is why I recommend using foil over the HTV to prevent the heat from escaping from the fabric. Although this is a speculative method, it has worked for me in my previous projects and doesn’t hurt to try.

Place a foil sheet slightly larger than the design on the HTV with the shiny side up, and a Teflon sheet or parchment paper on top. This protective layer protects everything from sticking and melting and also helps distribute heat evenly. A budget-friendly alternative is a thin piece of cotton fabric or a silicone baking mat. Avoid using wax paper or polyester sheets because they melt under high heat and could easily ruin your project.

Step 3: Press and repeat

When pressing, you don’t want to move the household iron in a traditional manner, gliding it back and forth. Instead, use it like a heat press; firmly press in one position then lift and switch to a different section. Apply enough pressure using both hands if possible.

The picture shows a pattern being heat pressed onto a T-shirt with an iron.

Unlike a heat press, the household iron doesn’t have an inbuilt timer; you’ll need to improvise so you don’t press for too long or too short. I use my phone’s stopwatch app, setting the timer to 30 seconds per press. Repeat pressing until you have covered the entire design. Press for an additional 5 seconds at the edges, especially with intricate designs, to prevent the vinyl from peeling.

For extra security, apply some heat on the flip side of the fabric to cover any spots that hadn’t received enough heat for proper adherence.

Remove the carrier sheet

Whether you should do a cold or warm peel entirely depends on the HTV type. Manufacturers indicate this information on the HTV’s packaging, so remember to check before peeling. 

The picture shows the removal of the heat-pressed pattern.

For hot peels, wait until the carrier sheet is warm to peel. For a cold peel, everything needs to be completely cool before peeling. If you notice some vinyl parts on the carrier sheet after peeling, reapply the Teflon sheet and press the area again.

The picture shows a T-shirt with a heart pattern heat-pressed onto it.

Best tips when applying HTV using a household iron

For a smooth process and proper maintenance, use these tips.

Managing the temperature and ironing techniques

Do not start pressing until the indicator light on the iron-on turns off. This is to achieve the optimum temperature needed for adhering the vinyl. For accurate readings, invest in an infrared thermometer to check the iron plate’s temperature.

Allow enough time to cure

Always wait for at least 24 hours for the vinyl to set and fully bond with the fabric before washing for long-term durability. Use cold water when washing, after turning the shirt inside out to prevent agitating the vinyl. If possible, opt for air drying instead of machine or tumble drying.

Layering vinyl using a household iron

It’s okay to layer HTV when using iron-on, but it has to be compatible and layerable. I recommend layering regular HTVs on top of specialty HTVs because the latter requires extra heat (they’re thicker) and it might damage the regular HTV when it's placed under it.

Using iron-on to apply vinyl on non-fabric blanks

Although this is a bit trickier than applying vinyl on fabrics, you can still achieve great results on non-fabric blanks such as wood, metal, glass and ceramic. However, the HTV should be specifically made for hard surfaces. Since some non-fabric surfaces are more sensitive to heat than others, it’s good to test pressing on a small area first before pressing on the main blank.

Troubleshooting the most common problems

Here are some common errors and how to address them easily and efficiently.

The vinyl not adhering properly

This is almost always due to inadequate heat, pressure or pressing time. To fix it, ensure you are using the right temperatures (cotton/linen), and firmly press for 30 seconds. The HTV you are using should also be compatible with the blank if you are working with non-fabrics.

Edges lifting after application

Any part of the vinyl lifts if the adhesive has not fully activated and bonded with the material. If the HTV and the material are compatible, the problem can be easily solved by repressing, following the manufacturer’s settings recommendations. To avoid any lifting after a good application, wait for the adhesive to fully cure before washing.

Bubbles appearing on the vinyl

This is caused by trapped air between the HTV and the material, usually because of uneven heat application. You can press these air pockets using a weeding tool, careful not to damage the vinyl, then press the area flat using iron-on.