Purrmetrix’s Post

Environmentally friendly doesn't only mean higher efficiency and safer refrigerants. Noise reduction is also a part of "eco design". Disruption of sleep causes a great deal of stress to our bodies, not to speak of effects on house pets and wildlife animals. Current regulations fail to capture the importance of this factor, in my opinion. The heat pumps are rated for noise in unrealistic part-load conditions, with A-weight filters and in a limited bandwidth from 100Hz to 10kHz. A significant portion of the sound power emitted by heat pumps lies in low frequencies. The attenuation of such long wave lenghts is complicated, costly and sometimes near impossible. And guess what? These are tonal components, which are even more annoying and disruptive to humans. And please, let's also give some attention to the limits for outdoor unit noise. 65 dB(A) of sound power level (for Heat capacity of 6kW and lower)? With, once again, most of the power in low frequencies with essentialy zero attenuation in air and common structures? We are blindly pushing for heat pumps, but there are still other ways of lowering our power consumption and making our energy greener. As a final note - props to all R&D teams working on making heat pumps quieter and caring about all aspects of eco design, regardless of what regulations accept as green. #environment #eco #heatpumps #nvh #noise #acoustics #ecodesign https://lnkd.in/eKnw2JWu

A proposed development can potentially impact the level of daylight and sunlight that neighbouring properties and the environment receive. To evaluate these effects, certain metrics, as per BRE guidelines, should be assessed. We've detailed all these metrics in our article about impact assessment. Want to understand this essential element in planning applications and gain confidence in reading daylight and sunlight assessments? Read our article below. https://lnkd.in/dTnr8K5U #daylight #sunlight #planning #3DDB

The often-overlooked link between insulation and indoor air quality is a critical consideration for building professionals and homeowners alike. A recent article by EcoPolySeal sheds light on this important topic, revealing how insulation choices can significantly impact the air we breathe indoors. Key takeaways include: • Poor insulation can lead to moisture accumulation and mold growth • Certain insulation materials may emit harmful VOCs • Improper installation can result in air leaks, introducing outdoor pollutants As the construction industry increasingly focuses on sustainability and occupant health, these insights underscore the need for careful material selection and expert installation. Low-VOC options like cellulose insulation are gaining traction, but proper maintenance remains crucial regardless of material choice. This intersection of energy efficiency and indoor air quality presents both challenges and opportunities for innovation in the building sector. As professionals, we must stay informed about these developments to deliver spaces that are not only energy-efficient but also healthy for occupants. What strategies have you implemented to balance energy efficiency with indoor air quality in your projects? Share your experiences and let's continue this important conversation. #SustainableBuilding #IndoorAirQuality #EnergyEfficiency

🍃🍃Elevating Indoor Comfort with #CeilingType #TotalHeatExchangers 🍃🍃What is a Ceiling Type Total Heat Exchanger? A ceiling type total heat exchanger, often referred to simply as a ceiling heat exchanger or ceiling diffuser, is a specialized component integrated into HVAC systems. Its primary function is to facilitate heat exchange between the incoming and outgoing air streams within a building space. 🍃🍃The operation of a ceiling type total heat exchanger relies on the principle of heat exchange between two air streams: the supply air and the exhaust air. These air streams typically flow in parallel paths separated by a heat exchange medium, which can be made of various materials such as aluminum, copper, or polymers. 🍃🍃Significance in Indoor Climate Control: Energy Efficiency: By recovering heat from exhaust air, ceiling type total heat exchangers reduce the load on heating and cooling systems, resulting in substantial energy savings. Improved Indoor Air Quality: These systems help maintain a consistent temperature within the building while also facilitating ventilation, ensuring a healthier indoor environment for occupants. 🍃🍃Enhanced #Comfort: The ability to pre-condition incoming air to match desired temperature levels enhances occupant comfort, regardless of external weather conditions. 🍃🍃Space-saving Design: #Installation within the ceiling structure minimizes the footprint of the heat exchanger, making it an ideal solution for both new construction and retrofit projects where space is limited. 🍃🍃Conclusion: Ceiling type total heat exchangers represent a sophisticated yet practical solution for optimizing indoor climate control in buildings. By efficiently recovering and redistributing thermal energy, these systems contribute to energy conservation efforts and provide occupants with a comfortable and healthy indoor environment. 🌟🏢🍃 Welcome to our website www.umbrellaclimate.com for more products. #totalheatexchanger #THE #freshairsystem #umbrellaclimate

Do you want to cut energy costs and enhance your workspace with natural daylight? Light sheets could be the answer. Light sheets are a simple yet effective solution to bring sunlight indoors, reducing the need for artificial lighting throughout the day and cutting lighting costs by up to 80%. Learn more about this cost-effective solution in our blog post: #LightSheets #NaturalLight #PerthAustralia

While we are on the H1 consultation. It's a good time to remind ourselves not to underestimate the severity of overheating, and that it must be a key consideration in future designs.  Why? I'll try to be brief without getting too technical and ending up with an extended write-up. So here it goes; Take this comparison for context purpose only, with no intention of diminishing any of the thermal comfort challenges. But in my experience in designing and researching solutions for thermal comfort; I believe that dealing with (from the occupants' perspective) and designing to prevent overheating is far more difficult than attempting to achieve comfort in the winter. This is what i mean. When it comes to designing for winter comfort, strategies (such as insulation and high-performance windows, for example) can undoubtedly have a significant impact on improving indoor thermal conditions. However, when it comes to summer comfort; you could "assume" to reduce both solar and internal heat gain but still end up with significant cooling demand/overheating. Taking into account the influence of high ambient temperatures and the resulting heat transfer through the building envelope. Notice that I said "assume" to highlight when you implement strategies without conducting any analysis (in other words, modelling). Furthermore, from the occupant's perspective, you can layer up for cold weather and manage with portable heating sources. But when it comes to summer discomfort, you can get na**d, open all the windows, and use a portable fan and still not feel better. Especially when you're dealing with high humidity, which means the body also struggles to get rid of the excess heat. So what can we do? Yes, you got it. Model it. This is the first step in determining what to do (especially in terms of balancing winter and summer comfort), what works, and what you may be up against. Next, consider the most effective and efficient way to meet the remaining cooling demand. Remember that you cannot simply shade, reduce windows (to reduce solar heat), or have a large number of windows (to assume ventilation) and assume everything to be fine. Obviously, you should incorporate those as needed to manage overheating. However, keep in mind that preventing overheating is extremely tricky. This is why modelling is such an important piece of the puzzle. #youaretheexperts #dosomething.

#POST_NO_322 #HVAC_NO_65 𝐑𝐚𝐝𝐢𝐚𝐧𝐭 𝐅𝐥𝐨𝐨𝐫 𝐇𝐞𝐚𝐭𝐢𝐧𝐠🌡️ Engineers, Imagine stepping into a cozy home on a chilly morning or experiencing unmatched thermal comfort in a high-tech lab. Say thanks to radiant floor heating systems, that’s a reality! 𝐖𝐡𝐞𝐫𝐞 𝐀𝐫𝐞 𝐓𝐡𝐞𝐬𝐞 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 𝐑𝐞𝐯𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐢𝐳𝐢𝐧𝐠 𝐂𝐨𝐦𝐟𝐨𝐫𝐭? 🏡 𝐋𝐮𝐱𝐮𝐫𝐲 𝐇𝐨𝐦𝐞𝐬: Preferred in upscale residences worldwide for silent, efficient, and even heating. 🛖 𝐒𝐜𝐚𝐧𝐝𝐢𝐧𝐚𝐯𝐢𝐚𝐧 𝐂𝐨𝐮𝐧𝐭𝐫𝐢𝐞𝐬: Combat harsh winters with radiant heating as a standard solution. 💼 𝐂𝐨𝐫𝐩𝐨𝐫𝐚𝐭𝐞 𝐎𝐟𝐟𝐢𝐜𝐞𝐬: Boosting employee comfort and productivity in Europe and North America. 🔬 𝐑𝐞𝐬𝐞𝐚𝐫𝐜𝐡 𝐅𝐚𝐜𝐢𝐥𝐢𝐭𝐢𝐞𝐬: Ensuring precise temperature control in labs and high-tech industries. 🛏️ 𝐇𝐞𝐚𝐥𝐭𝐡𝐜𝐚𝐫𝐞 𝐅𝐚𝐜𝐢𝐥𝐢𝐭𝐢𝐞𝐬: Maintaining germ-free and stable environments in hospitals globally. 🔹 𝐒𝐭𝐞𝐩𝐬 𝐭𝐨 𝐃𝐞𝐬𝐢𝐠𝐧 𝐚 𝐑𝐚𝐝𝐢𝐚𝐧𝐭 𝐅𝐥𝐨𝐨𝐫 𝐒𝐲𝐬𝐭𝐞𝐦 ✅ 𝐇𝐞𝐚𝐭 𝐋𝐨𝐬𝐬 𝐂𝐚𝐥𝐜𝐮𝐥𝐚𝐭𝐢𝐨𝐧: Determine BTU/h/ft² for each room. ✅ 𝐅𝐥𝐨𝐨𝐫 𝐒𝐮𝐫𝐟𝐚𝐜𝐞 𝐓𝐞𝐦𝐩𝐞𝐫𝐚𝐭𝐮𝐫𝐞: Align with the desired comfort level. ✅ 𝐏𝐢𝐩𝐢𝐧𝐠 𝐃𝐞𝐭𝐚𝐢𝐥𝐬: Choose the right size, spacing, and loop lengths. ✅ 𝐅𝐥𝐨𝐨𝐫𝐢𝐧𝐠 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥: Factor in R-values to ensure proper heat transfer. ✅ 𝐖𝐚𝐭𝐞𝐫 𝐒𝐮𝐩𝐩𝐥𝐲 𝐓𝐞𝐦𝐩𝐞𝐫𝐚𝐭𝐮𝐫𝐞: Adjust based on floor covering and insulation. ✅ 𝐏𝐫𝐞𝐬𝐬𝐮𝐫𝐞 𝐋𝐨𝐬𝐬: Calculate flow and head pressure for efficiency. 𝐖𝐡𝐲 𝐈𝐭 𝐌𝐚𝐭𝐭𝐞𝐫𝐬 ? 🔸 𝐄𝐧𝐞𝐫𝐠𝐲 𝐄𝐟𝐟𝐢𝐜𝐢𝐞𝐧𝐜𝐲: Save costs with smarter heating solutions. 🔸 𝐓𝐡𝐞𝐫𝐦𝐚𝐥 𝐂𝐨𝐦𝐟𝐨𝐫𝐭: Eliminate cold spots and maintain consistent warmth. 🔸 𝐒𝐢𝐥𝐞𝐧𝐭 𝐎𝐩𝐞𝐫𝐚𝐭𝐢𝐨𝐧: Perfect for noise-sensitive environments. Where would YOU implement radiant heating for maximum impact? Let’s explore how this solution is reshaping comfort standards globally! 💡 #RadiantFloorHeating #HVACDesign #MechanicalEngineering #SmartBuildings #EnergyEfficiency #ThermalComfort #HeatingSolutions #Sustainability #FutureOfHeating #GlobalStandards 🚫

☀️ Feeling the heat at home or work? ☀️ Why not get solar film installed to reduce heat and glare? 🌞 Solar film is an excellent solution for making your home or workplace more comfortable. Here’s why: 🔥 Heat Reduction: Solar film blocks a significant amount of the sun's heat, keeping your indoor spaces cooler and reducing the need for air conditioning. 😎 Glare Control: It minimizes the glare from sunlight on screens and surfaces, making it easier to work or relax without squinting. 💡 Energy Efficiency: By keeping your space cooler, solar film helps lower energy consumption and reduces utility bills. 🛡️ UV Protection: It blocks harmful UV rays, protecting your skin and preventing your furniture and interiors from fading. Upgrade your space with solar film today and enjoy a cooler, more comfortable environment! Fill in the form for a free quotation: https://lnkd.in/dcXK9Gb #SolarFilm #HeatReduction #GlareControl

Toasty Toes All Winter: Your Guide to Underfloor Heating 🔥 Imagine waking up on a crisp morning, your feet sinking into delightfully warm floors. No more icy tile or shuddering at that first step out of bed. Underfloor heating could be the cosy embrace you've been craving. As someone who's suffered through too many drafty winters, I get it - conventional radiators just don't cut it sometimes. That's where underfloor heating comes in, gently radiating warmth from beneath for an inviting ambience. But is it really worth the investment? Let's explore the key considerations: 💰 Cost: Upfront, you're looking at £20-£40 per square metre for electric systems or £60-£100+ for water-based setups. Pricey, but the energy savings could offset this over 5-10 years. ⚡ Efficiency: With heat dispersed evenly across the floor, underfloor heating can use lower temperatures (around 25°C) than radiators, reducing energy consumption by up to 25%. A smart thermostat optimises this further. 🏡 Installation: Retrofitting is invasive for existing homes, but simpler for new-builds. Consider it during renovations or extensions to minimise disruption. 🌳 Eco-Friendly: When paired with renewable sources like heat pumps, underfloor heating slashes your carbon footprint compared to traditional gas systems. So while the upfront investment is hefty, the benefits of year-round comfort, lower running costs, and a reduced environmental impact could make underfloor heating well worth exploring as you future-proof your home. What's your experience with it? Or is this the nudge you needed to finally take the plunge? Let's discuss in the comments! 🔁 #HomeImprovement #EnergyEfficiency #UnderfloorHeating #InteriorDesign #RenovationTips Discover more insights: https://lnkd.in/encQKhcf

Our latest blog is live! 🔥 Dive into "Exploring the Thermal Efficiency of Composite Doors" to see how our doors keep your home warm and energy bills low. Read the full post here: https://loom.ly/djDl16w #PorticoDoors #ThermalEfficiency #CompositeDoors #EnergySaving #HomeImprovement