Hydronic Radiant Heating

December 19, 2008 00:12 AM  BY  STACEY BARRUS

Hydronic under floor heating are the most popular form of radiant heaters. This is mainly because these radiant heaters have been around the longest. This form of heating was first used by the Romans, but there have been significant developments since. In the most recent hydronic systems, PEX radiant tubing has been installed in a concrete mass called Gypsum Concrete or “Gypcrete.” This method works very well in most applications, but there have been developments in the installation process of hydronic under floor radiant heaters that make it easier to install for certain situations. This new development is known as a low-mass or modular board underlayment system. Rather than embedding the hot water tubing in concrete, the PEX tubing is laid in the grooves of pre-cut wood panels. This new method is ideal for remodeling and most new construction projects.

If you’d like to know more about both types of hydronic heating systems, contact the expert staff at warmzone.com.  They can help match your individual project with the best system at the best price. There isn’t a single system out there that is an ideal fit for every project, but there is an ideal system for every project. Also, because of the relationship that warmzone.com has with the manufacturers, they can guarantee the lowest price on the highest quality systems available.


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Too Hot. Too Cold. No, We're Just Right!

September 20, 2007 00:09 AM  BY  WARMZONE

With a name like Warmzone, we have an unspoken obligation to live up to the task of matching our customers to the best available system of warmth and comfort.  We strive everyday to ensure that our products and our knowledgeable, dedicated staff will leave memories of service that is second to none, and products that will provide years of enjoyment.

A brief history of Warmzone allows consumers to understand why Warmzone was created. Warmzone realized the growth in the radiant heat industry was causing problems for consumer and contractors due to the abundance of technical information and product choices. Making the right choice for a radiant heat system is crucial and carries serious implications to its cost and effectiveness.  Serving as an intermediary between manufacturers, contractors and consumers, Warmzone’s role is to match individual needs of a project to a heating system that makes the most sense.  We strive to match our customer’s needs with the finest radiant heating systems available.  Warmzone.com offers non-biased, individualized solutions that factor the installation, durability, performance and operational investment as the key criteria for our customers.

There are several variables that Warmzone considers when looking at a project.  Some of these variables include:  square footage, the type of floor covering, the amount of heat needed for a given area, whether that heat will be the supplemental or primary source, how well insulated that environment is, and if it is a major remodel or completely new construction.
           
Based on this criterion, we can then discuss the benefits of a radiant heating system and which technology would be most appropriate for a consumer in terms of effectiveness, efficiency, operational costs and overall upkeep and maintenance.

Because radiant heat is relatively new in the United States, there is a continuing need to educate consumers about a wide variety of radiant solutions.  In the interest of avoiding confusion and finding the best possible application, Warmzone has done most of the homework for our prospective customers.  Our professional consultants learn the details regarding your heating goals and then propose a system that can be easily installed and will fit your budget.  Warmzone continues to strive toward being viewed as the premier radiant provider.  “We want customers to feel confident in this market and receive honest information and pricing regarding the best available products,” says Brandon Weaver, Vice President of Sales.

With so many options in the radiant industry, Warmzone.com is helping contractors and consumers with the pros and cons of each system.  Representatives of Warmzone suggest the best possible system for any project.  We are not tied to any one manufacturer and will provide the very best in pricing and information available.  Warmzone has a very direct relationship with select manufacturers thus eliminating the ‘one size fits all’ sales pitch normally received by homeowners. Using various forms of technology, Warmzone’s focus is to provide customers with the most pertinent information in record time. We know this is the key to establishing trust and long term partnerships.

As heating costs skyrocket, radiant heating continues to come to the forefront.  We at Warmzone excel in providing options that are affordable, convenient and specifically tailored to the needs of individual consumers.  As we match products with needs, we continually strive to provide our customers with “warm, pleasurable” heating experiences.  After all, feeling warm IS a wonderful thing!

We would welcome the opportunity to serve your needs. Visit us at www.warmzone.com, or call us directly at 1-888-488-WARM.       


About Warmzone
Warmzone provides consumers with energy-efficient, radiant heating solutions for homes and businesses. Based in Salt Lake City, Utah, Warmzone's electricians and radiant heat experts will help you determine the best radiant heating solution, ranging from electric heated floors to large commercial snow and ice melt projects. Send us a plan or drawings and we'll be happy to provide you with a FREE estimate and options for your roof heating and ice melting project.


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Radiant Heaters Offer Reliability and Comfort Year Round

December 24, 2008 00:12 AM  BY  STACEY BARRUS

You may not know that radiant heaters for your home or business come in a variety of forms – all efficient and providing reliable, cozy warmth. Today we’re going to discuss one form of radiant heaters: hydronic floor heating.

Quite a name, isn’t it? Hydronic floor heating is the oldest and most popular type of radiant floor heating. These systems are comprised of a boiler or hot water heater, pumps, manifolds, PEX tubing, thermostat, and either gypcrete (a concrete-like material) or wood panels. Hydronic heating is the most complex of all radiant heat systems. These systems require trained professionals to design and perform the installation. Your best economies of scale are achieved for hydronic systems in large areas or entire homes because of their expensive components and operational costs. Hydronic systems can be installed under any type of flooring. Most hydronic systems require hot water tubing to be installed in a 2-4″ bed of light concrete and are best installed during the initial construction because of its weight load demands and adjustments to floor height.

For heating smaller areas such as a bathroom or kitchen, a hydronic floor heating system may not be the best value for your project. The complexity and cost of installing the system, along with the long-term maintenance and up-keep required, might not be worth the small amount you will save in operational costs.

Radiant Heaters Tip: Many recent developments have made hydronic systems more convenient and possible radiant heater solutions for major home remodeling projects.


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What Kind of Radiant Heaters are Best for Your Home?

December 28, 2008 00:12 AM  BY  STACEY BARRUS

Are you having a hard time deciding which radiant heat system is right for you?  We know, it sometimes can be hard to narrow down what kind of radiant heaters to install. There are dozens of products available to purchase, and there are even more companies telling you that their product is the best.

For many homeowners, electric cable heating systems, often called line- or high-voltage systems, are gaining popularity and are ideal for heating smaller areas like bathrooms, kitchens, and sun rooms. These systems are comprised of a thermostat and a heating cable. These radiant heater systems are oftentimes less expensive, and give the ability to customize a layout that will heat every square inch of your floor.

Every available radiant heater cable system is equally effective, so when determining which system to purchase, you should look at the warranty of the product, along with the ease of installation. Some cables must be embedded in a separate layer of concrete or mortar, whereas other systems can simply be installed in the thinset. Most radiant heater cable systems can only be installed under tile. However, on others, if the cable is embedded in mortar or concrete, any flooring can be installed on top of the concrete.

Radiant Heaters Tip: When heating smaller areas, it is nearly impossible to beat the simplicity and price of an electric cable radiant heating system. 


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Cut Heating Costs the Radiant Heat Way

December 14, 2008 00:12 AM  BY  STACEY BARRUS

If you are looking for a great way to save energy, and maximize comfort, then radiant heaters may be the perfect solution. Installing radiant heaters in a home under construction or in an existing home is proven to cut heating costs. It works by putting water lines in the home’s concrete floors or under existing floors and running hot water through them. Radiant heaters help to keep the whole house at a more constant temperature. In this way, our regular heaters don’t have to do as much to keep things warm and toasty during the winter.

Switching to radiant heaters will not only help save energy, and lower heating costs, but it ads to comfort as well. That is because it put the heat at our feet, which are generally cold, and offers cooler air near head level, where we are generally a little warmer.

Many times, what first springs to mind when people think of eco-friendly energy and heating is solar power. While solar panels are expensive, there are other eco-friendly ways to cut your power bill. In fact, energy savings can be found right beneath your feet: radiant heaters.

Radiant Heaters Tip: Many people waste a lot of energy by not sealing cracks, doors and windows; checking to make sure a home’s insulation is in good shape and replacing it if it’s not is another good way to stop energy waste.


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Which Radiant Heating System Should You Choose?

December 28, 2008 00:12 AM  BY  STACEY BARRUS

If you are looking to warm your floors with radiant heaters and are trying to research what kind of radiant heaters to install you might find yourself scratching your head at this point. There are dozens of products available to purchase, and there are even more companies telling you that their product is the best.

So which product is the best? Should you install a hydronic heating system that pumps hot water through your floors, an electric cable heating system, or a low-voltage screen system? The answer lies in the type of project you are doing. Not every system is ideal for every project, but there is an ideal system for every project.

Hydronic Heating Systems   

Hydronic floor heating is the oldest and most popular type of radiant floor heating. These systems are comprised of a boiler or hot water heater, pumps, manifolds, PEX tubing, thermostat, and either gypcrete (a concrete-like material) or wood panels. Hydronic heating is the most complex of all radiant heat systems. These systems require trained professionals to design and perform the installation. Your best economies of scale are achieved for hydronic systems in large areas or entire homes because of their expensive components and operational costs.  Hydronic systems can be installed under any type of flooring. Most hydronic systems require hot water tubing to be installed in a 2-4″ bed of light concrete and are best installed during the initial construction because of its weight load demands and adjustments to floor height. Recent low-mass products have been developed to avoid these challenges by fitting the tubing into pre-cut wood panels, making hydronic systems more convenient and possible for most major remodeling projects.

 If you want to heat smaller areas like a bathroom or kitchen, a hydronic floor heating system may not be the best value for your project. The complexity and cost of installing the system, along with the long-term maintenance and up-keep required, is not worth the small amount you will save in operational costs.

Electric Cable Heating

Electric cable heating systems, often called line- or high-voltage systems, are gaining popularity and are ideal for heating smaller areas (10-300 square feet) like bathrooms, kitchens, and sun rooms. These systems are comprised of a thermostat and a heating cable. On some systems, the cable will be shipped to you as a large spool of cable. These systems are oftentimes less expensive, and give you the ability to space the cable how you want and customize a layout that will heat every square inch of your floor. Other systems have the cable attached to a plastic mesh or tape to create a mat to maintain its proper spacing.

Every available cable system is equally effective, so when determining which system to purchase, you should look at the warranty of the product, along with the ease of installation. Some cables must be embedded in a separate layer of concrete or mortar, whereas other systems can simply be installed in the thinset. Most cable systems can only be installed under tile. However, on others, if the cable is embedded in mortar or concrete, any flooring can be installed on top of the concrete. When heating smaller areas, it is nearly impossible to beat the simplicity and price of an electric cable heating system.


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The Myths of Low Voltage versus Line Voltage Radiant Systems

November 06, 2008 00:11 AM  BY  WARMZONE

There has been much debate over low voltage radiant systems versus line voltage radiant systems as radiant heat gains popularity in North America. The aim of this article is to dispel some of the myths surrounding the different kinds of systems.

Myth 1: Low voltage radiant systems are safer than line voltage.

Low voltage is low, so it makes sense that it’s safer, right? While this makes perfect sense initially, we have to take a closer look to find out the real answer. If your definition of safe is the chances of being hurt by voltage during installation, low voltage will give you a bit of a shock, but won’t cause lasting damage. The real question we should be asking is how durable is the cable against damage and how well is the cable insulated. Both line and low voltage snow melting systems are embedded in 4 inches of concrete, asphalt, or under pavers. When installed properly the embedded systems are not exposed and harmful. Some low voltage heating wires are NOT designed for embedment. These have only a thin layer of plastic and a heating element that is THHN/THWN wire. This wire is intended for interior use NOT in concrete, asphalt, or under pavers. Low voltage wires do not have ground fault protection, so electrical leakage can go undetected.

In contrast, line voltage obviously has higher voltage, which is why line voltage cables are built to withstand wear and tear, and are much more difficult to damage. If you do manage to damage a line voltage cable, don’t worry! Line voltage systems are equipped with ground fault protection (GFEP) breakers with a 30 milliamp trip. Which means the system will automatically shut off when it has reached beyond allowable leakage levels. What does this mean? Well for one you don’t need to worry about bodily harm, but you also don’t need to worry about potential fire hazard from a damaged cable. The bottom line: both line voltage and low voltage systems are safe to use.

Myth 2: Low voltage radiant systems cost less to run than a line voltage system.

It is true that low voltage radiant systems consume a lower amount of power, but this doesn’t mean it is less costly to run. Low voltage systems can actually be more expensive to operate because these systems generally produce 20 watts/sq ft (which is below ASHRAE standards). By producing less heat per square foot, it takes longer to heat the same area, thus increasing the cost and the time it takes to melt. Because of the decreased heat output, during heavier snow falls low voltage systems struggle to keep up with the snowfall, and have to remain on much longer. For this reason, ASHRAE has set forth watt standards for snow melting.

Line voltage systems are designed specifically for the environment in which they will be operating. These systems are made to produce the necessary watts (that meet ASHRAE standards) to melt snow in the most efficient time possible.

Zmesh installation beneath hardwood flooringSome low voltage systems on the market have some distinct advantages over line voltage. Zmesh is low voltage, but does not rely on heat cables to generate heat. Instead it is constructed of a unique thin mesh that requires no embedding in thinset and can be installed directly under carpet pad, hardwood and even for use on your roof for snow and ice melting. The biggest advantage of Zmesh is that you can hammer nails into it without worry of damage!

Myth 3: Low voltage systems are easier to repair.

Both line voltage and low voltage cables are easy to repair. Simply remove the bad section of cable, add in a splice kit, cover it back over with whatever surface it’s in, and the system should operate as normal. You do not have to replace the entire cable or rip out the entire surface, only the area that is damaged. The location of the break can be identified by using devices such as the DEVItrace from Danfoss or a TDR, which uses radio frequencies and a “wand” to locate the damaged section of cable.

Myth 4: Low Voltage systems are more efficient.

Low voltage systems are NOT more efficient. Since these systems have a much lower output of heat per square foot; they take much longer to melt snow, especially during heavy snow storms and probably will not be able to keep up with the demand. Further increasing their inefficiencies, low voltage systems must have the electricity pass through a transformer and very thick power leads (2 gauge), which causes voltage to drop as it travels distance before reaching the heating element. Line voltage cables have the energy to go directly into heating, without the loss of power. Overall, both line and low voltage systems are more efficient than hydronic snow melting.

Myth 5: Low voltage systems offer a better warranty.

Some low voltage warranties are very deceiving. They boast of a 25 year warranty period, but when examined closer it is found that the 25 year warranty only covers the heating wire. As discussed earlier these heating wires are actually THHN or THWN, which can be purchased relatively cheaply at any hardware store.

Warmzone’s line voltage cable manufacturer’s warranty (Danfoss) covers up five times the cost of the original system which is intended to cover the cost and time involved in making repairs, not just the actual heating element itself.

Myth 6: Both systems provide sufficient heat.

Low voltage systems in most snow melting applications do not meet the ASHRAE standards. The minimum watts per square foot ASHRAE requires in North America is 32 watts per square foot. Popular low voltage systems on average are designed to produce approximately 20 watts per square foot and with extremely tight spacing will max out at 30, still below the standards ASHRAE has set forth.

Line voltage systems are designed specifically for the environment in which they will be operating. These systems are made to produce the necessary watts (that meet ASHRAE standards) to melt snow in the most efficient time possible.

Myth 7: Both systems are UL Approved.

Most low voltage snow melting systems are not UL listed. Warmzone’s line voltage systems are UL tested and approved.

SYSTEM WEAKNESSES

  • THHN/THWN wire was not designed for concrete embedment. The outer jacket is soft and easily cut which will shorten its life.
  • Low heat output – Does not satisfy ASHRAE requirements.
  • Bulky and costly controls (transformer and control box are 100 lbs per 200 square foot zone).
  • Warranty - only covers THHN/THWN wire. Control box is 1 year, transformer is 5 years.
  • Slow to install - the transformer and control box are complicated and time consuming to install.
  • Noise – transformers emit noise and location of them must be considered.
  • Price – low-voltage systems are typically double the price of a comparable line –voltage system.

As radiant heating systems have gained popularity, a lot of fly-by-night manufacturers are trying to cash in on the recent boom. This sparked ASHRAE to come out with standards for radiant snow melting systems to prevent abuse from manufacturers. Most low voltage radiant snow melting systems don’t meet the ASHRAE standards for quality and efficiency. Unfortunately, not all consumers are aware of standards in the radiant industry and purchase faulty products unwittingly and end up with negativity towards radiant heating in general. Rest assured there are plenty of efficient radiant systems that will run smoothly for decades without needing any maintenance. Make sure to do thorough research before purchasing any products, which means checking for proper safety certifications and standards, and you won't regret it.  


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Common Issue for Vacation Homes

December 13, 2008 00:12 AM  BY  STACEY BARRUS

Have you ever gone on a ski vacation for the weekend and stayed at a little ski lodge?A lot of the times, they’ll have a huge fireplace in the main room with smaller bedrooms up in the loft area or second-story.But the problem is that when you’re in the main room with the roaring fire, you’re often overwhelmed by the heat and retreat to the bedroom, where it’s far chillier.You see, many vacation or weekend homes weren’t built with air conditioning ducts with which to deliver the heat to the different rooms of the house. However, there is a solution to adding heating to homes that have not been built for traditional forced air systems: radiant heaters.

As opposed to warm air systems (such as a forced air unit heaters), radiant heaters deliver the source of heat to the floor level, not the ceiling. Radiant heaters or radiant energy is the oldest form of heating used to provide comfort and is the basis for all heating systems.

Additionally, radiant heaters also offer more comfort than forced air heating by heating the atmosphere from the ground up. Since heat rises, the heat will be more evenly distributed, providing a much more comfortable atmosphere.

Radiant Heaters Tip: Radiant energy is totally pure radiation and is absorbed by an object without physical contact with the heat source or by heating the surrounding air, as is the case with convective, forced air systems.


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Radiant Heating Can Improve the Air Quality of Your Home

December 24, 2008 00:12 AM  BY  STACEY BARRUS

What a pain! If you or anyone in your family has asthma or dust allergies, you know all too well how miserable these ailments can make a person. Many allergy and asthma experts will advise certain changes in housekeeping habits to help alleviate allergy- or asthma-causing conditions in your home. In addition, you might consider changing your heat source to radiant heaters.

At first glance, you might not think that radiant heaters could be such a simple solution to helping keep your home healthy. In reality, radiant heaters improve the air quality, which is important, especially for anyone who suffers from either dust allergies or asthma. Not having to change air filters or clean heating ducts should also cut down dramatically on dust or other allergens in your home’s air.

Eliminating dust mites that live in your home would also go a long way towards helping keep your home healthy. Since dust mites love a warm moist environment, towel heaters and other radiant heater systems aid in maintaining a consistent room temperature and keep it moisture-free…and dust mite-free, too.  Furthermore, mold and mildew are also caused from excessive moisture especially in bathrooms with insufficient ventilation.

Radiant Heater Tip: By placing radiant heaters or a radiant heat towel rack in the bathroom you can combat the spread of germs for only pennies a day. 


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What's Your Plan This Winter

October 26, 2008 00:10 AM  BY  STACEY BARRUS

Winter weather is on the way. Start thinking about heating system solutions for the coming winter months or spend the season shivering and wishing you’d planned ahead. Leaving decisions like this to the last moment (for example, when your furnace up and dies in the middle of a brutal Nor’easter) causes unnecessary stress, expense, and, most obviously, a freezing cold house.

Whether you are building a new home from the ground up, preparing to replace your heating systems are using electricity instead of natural gas or heating oil. Not only does this cut down on heating costs, but it is also more efficient and eco-friendly as well. Radiant heating systems are quickly replacing traditional furnaces.

Heating Systems Tip: Choosing the best heating systems for a new home or to add supplemental heat to a cold spot in your home now takes a little homework. The radiant consultants and designers at Warmzone have been trained in all of the latest heating systems to properly assess your project and prescribe a system that will add value to your home within your budget.

 


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