Zesterex, UTC Building Dhaka-, Dhaka (2026)

14/01/2025

In light of the recent challenges faced by our community, we're offering a 𝟑𝟓% 𝐝𝐢𝐬𝐜𝐨𝐮𝐧𝐭 on all our services including- MEP, Manual JSD, Rescheck, Comcheck etc. services to those affected.
Our team is on standby to assist with repairs and services. Please reach out, and let us support you during this time. Contact us at +19794884488.
Stay safe and reach out for any assistance you need. We're here for you.

14/01/2025

𝗪𝗵𝘆 𝗺𝗶𝘅𝗶𝗻𝗴 𝘃𝗮𝗹𝘃𝗲𝘀 𝘀𝗵𝗼𝘂𝗹𝗱 𝗯𝗲 𝗶𝗻𝘀𝘁𝗮𝗹𝗹𝗲𝗱

Have you ever wondered why the installed plumbing system is never damaged by the burning hot water? The straightforward solution is to use devices known as mixing valves to regulate the water distribution temperature in showers, sinks, tubs, and emergency drench equipment. This prevents us from burning ourselves.

𝐖𝐡𝐲 𝐚𝐫𝐞 𝐦𝐢𝐱𝐢𝐧𝐠 𝐯𝐚𝐥𝐯𝐞𝐬 𝐧𝐞𝐞𝐝𝐞𝐝?

According to (https://lnkd.in/drETfUeS ) blazing water is needed to kill Legionella bacteria. However, 𝘢𝘱𝘱𝘭𝘺𝘪𝘯𝘨 𝘴𝘶𝘤𝘩 𝘩𝘰𝘵 𝘸𝘢𝘵𝘦𝘳 𝘮𝘪𝘨𝘩𝘵 𝘣𝘦 𝘥𝘢𝘯𝘨𝘦𝘳𝘰𝘶𝘴 𝘧𝘰𝘳 𝘩𝘶𝘮𝘢𝘯 𝘶𝘴𝘢𝘨𝘦 𝘢𝘯𝘥 𝘥𝘢𝘮𝘢𝘨𝘪𝘯𝘨 𝘵𝘩𝘦 𝘱𝘭𝘶𝘮𝘣𝘪𝘯𝘨 𝘴𝘺𝘴𝘵𝘦𝘮. 𝘈𝘴 𝘢 𝘳𝘦𝘴𝘶𝘭𝘵 𝘪𝘵 𝘮𝘶𝘴𝘵 𝘣𝘦 𝘮𝘪𝘹𝘦𝘥 𝘸𝘪𝘵𝘩 𝘤𝘰𝘭𝘥 𝘸𝘢𝘵𝘦𝘳 𝘸𝘩𝘦𝘳𝘦 𝘱𝘳𝘦𝘤𝘪𝘴𝘦 𝘤𝘰𝘯𝘵𝘳𝘰𝘭 𝘰𝘧 𝘸𝘢𝘵𝘦𝘳 𝘵𝘦𝘮𝘱𝘦𝘳𝘢𝘵𝘶𝘳𝘦 𝘪𝘴 𝘯𝘦𝘤𝘦𝘴𝘴𝘢𝘳𝘺 𝘵𝘰 𝘥𝘦𝘭𝘪𝘷𝘦𝘳 𝘴𝘢𝘧𝘦, 𝘵𝘦𝘮𝘱𝘦𝘳𝘦𝘥 𝘸𝘢𝘵𝘦𝘳.

𝐓𝐲𝐩𝐞𝐬 𝐚𝐧𝐝 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬

Mixing valves come in two primary varieties: 𝘔𝘢𝘯𝘶𝘢𝘭 𝘛𝘦𝘮𝘱𝘦𝘳𝘪𝘯𝘨 𝘔𝘩𝘠𝘳𝘮𝘰𝘹𝘵𝘵𝘹𝘦, 𝘟𝘩𝘦𝘳𝘮𝘯𝘴𝘣𝘹𝘧 𝘔𝘪𝘹𝘯𝘨 𝘝𝘢𝘭𝘷𝘦 (𝘛𝘔𝘝). Because the first valve doesn't react to changing conditions on its own, the building occupant must change it to achieve the desired temperature. The TMV is unquestionably a better choice than the manual tempering mixing valve because it features a temperature detecting element that measures the water's temperature and automatically modifies the flow of hot and cold water to maintain a constant temperature.

To design the hot water circulation system and ensure safety in your residential or commercial space, reach us out directly in https://lnkd.in/dbpmWAKT

(Picture credit: https://lnkd.in/dw9zJkMU )

14/01/2025

𝗪𝗵𝘆 𝗰𝗼𝗱𝗲 𝗿𝗲𝗾𝘂𝗶𝗿𝗲𝘀 𝘁𝗵𝗲 𝗔𝗶𝗿 𝗘𝘅𝗵𝗮𝘂𝘀𝘁 𝘁𝗼 𝗯𝗲 𝟯 𝗳𝗲𝗲𝘁 𝗮𝘄𝗮𝘆 𝗳𝗿𝗼𝗺 𝘄𝗶𝗻𝗱𝗼𝘄𝘀

Is the air exhaust located three feet from the window in your house? The expelled air is returning to your home if the response is negative.

𝘚𝘦𝘵𝘵𝘪𝘯𝘨 𝘶𝘱 𝘵𝘩𝘦 𝘦𝘹𝘩𝘢𝘶𝘴𝘵 𝘷𝘦𝘯𝘵 𝘢𝘵 𝘭𝘦𝘢𝘴𝘵 𝘵𝘩𝘳𝘦𝘦 𝘧𝘦𝘦𝘵 𝘢𝘸𝘢𝘺 𝘧𝘳𝘰𝘮 𝘵𝘩𝘦 𝘸𝘪𝘯𝘥𝘰𝘸 𝘪𝘴 𝘢 𝘤𝘰𝘮𝘮𝘰𝘯 𝘱𝘳𝘢𝘤𝘵𝘪𝘤𝘦 𝘪𝘯 𝘷𝘦𝘯𝘵𝘪𝘭𝘢𝘵𝘪𝘰𝘯 𝘴𝘺𝘴𝘵𝘦𝘮𝘴. 𝘗𝘭𝘢𝘤𝘪𝘯𝘨 𝘪𝘵 𝘵𝘰𝘰 𝘤𝘭𝘰𝘴𝘦 𝘵𝘰 𝘵𝘩𝘦 𝘸𝘪𝘯𝘥𝘰𝘸, 𝘪𝘯𝘤𝘳𝘦𝘢𝘴𝘦𝘴 𝘵𝘩𝘦 𝘳𝘪𝘴𝘬 𝘰𝘧 𝘵𝘩𝘦 𝘦𝘹𝘱𝘦𝘭𝘭𝘦𝘥 𝘢𝘪𝘳 𝘣𝘦𝘪𝘯𝘨 𝘥𝘳𝘢𝘸𝘯 𝘣𝘢𝘤𝘬 𝘪𝘯𝘵𝘰 𝘵𝘩𝘦 𝘣𝘶𝘪𝘭𝘥𝘪𝘯𝘨, which can impair the ventilation process. In order to create a suitable ventilation system and encourage a healthy indoor atmosphere, the exhaust vent and window must be at least three feet apart, following ICC Digital Codes (https://lnkd.in/dCpv62tm.) The minimum distance between the exhaust vent and the window has to be 3 feet in order to establish a proper ventilation system and promote a healthier indoor environment.

This device not only aids in preventing air re-entry, but it also stops contamination or odors of any kind from returning. Moreover, 𝘮𝘢𝘯𝘺 𝘣𝘶𝘪𝘭𝘥𝘪𝘯𝘨 𝘤𝘰𝘥𝘦𝘴 𝘢𝘯𝘥 𝘳𝘦𝘨𝘶𝘭𝘢𝘵𝘪𝘰𝘯𝘴 𝘩𝘢𝘷𝘦 𝘴𝘱𝘦𝘤𝘪𝘧𝘪𝘦𝘥 𝘮𝘪𝘯𝘪𝘮𝘶𝘮 𝘥𝘪𝘴𝘵𝘢𝘯𝘤𝘦𝘴 𝘧𝘰𝘳 𝘦𝘹𝘩𝘢𝘶𝘴𝘵 𝘷𝘦𝘯𝘵𝘴 from windows to provide appropriate ventilation and compliance with health and safety regulations. In general, efficient ventilation, interior air quality control, and adherence to construction codes all depend on keeping windows and exhaust vents three feet or more apart.

Want your desired residential or commercial space to meet required ventilation standards? Contact bus directly in https://lnkd.in/dbpmWAKT.

14/01/2025

𝐁𝐢𝐨𝐦𝐢𝐦𝐢𝐜𝐫𝐲 𝐢𝐧 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞 𝐚𝐧𝐝 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠

You may be wondering why the Shinkansen bullet train in Japan resembles a bird's beak. It's actually made to resemble the beak of a kingfisher! To reduce the sound of the compressed air, engineers resized the front to resemble the beak of a kingfisher. There are many instances of biomimicry like this. In this way, systems or goods are made using the power and principle of nature. It enables engineers to draw inspiration from nature, examine how natural systems function, and apply those findings to their own purposes. Systems or goods are made using the principles and power of nature.

Biomimicry has also been used by planners and architects to create works of art. Wood, bamboo, sand, and other natural materials have been employed by designers for millennia. Because of the world's ongoing population growth and development, architects' designs have a significant impact on energy use, freshwater consumption, drainage systems, and carbon emissions. Consequently, biomimicry has gained popularity as a concept for both innovative products and bringing attention to sustainable practices. According to one case study of the Sydney Opera House, their HVAC system is regarded as efficient since it facilitates the emission by allowing seawater from the harbor to circulate through fans and pumps (Ref: https://lnkd.in/das2JDUS) . Moreover, architects and planners look upon nature to safeguard buildings from natural calamities by enhancing the resilience through biomimicry.

Some of the more examples of nature inspired designs are-
Esplanade Theatre, Singapore; inspired by the exterior of a fruit called Durian.
National aquatic Centre (The Watercube), Beijing; inspired by water bubbles.
Gherkin, London; inspired by a flower structure.
Beijing National Stadium, China; inspired by a bird's nest.
Milwaukee Art Stadium, Wisconsin; inspired by wing mechanism.

14/01/2025

𝐇𝐚𝐯𝐞 𝐲𝐨𝐮 𝐞𝐯𝐞𝐫 𝐰𝐨𝐧𝐝𝐞𝐫𝐞𝐝 𝐡𝐨𝐰 𝐟𝐥𝐨𝐨𝐝 𝐯𝐞𝐧𝐭𝐬 𝐰𝐨𝐫𝐤?

You should be aware of it, particularly if you reside in a region that is prone to flooding. Since she had not installed engineered flood vents, one of my clients was frightened to return to her flooded home after being out of town during a tsunami. Flood vents prevent damage to the walls by allowing water to escape from any enclosed space. Flood vents come in a variety of forms. For example, dry and wet floodproofing. By letting water in and maintaining the same water level inside and outside, wet floodproofing helps to prevent structural damage. All these flood vents work by preventing hydrostatic pressure buildup. And about installing, they can be installed in the newly built buildings or can be adjusted in the existing buildings as well. While installing electrical devices and components it’s important to take measures for HVAC, Electrical and Plumbing.

𝑭𝒐𝒓 𝑯𝑽𝑨𝑪-
1. Minimize the number of HVAC system components installed below the flood protection level.
2. Install the primary components such as HVAC units, boilers, chillers above the flood protection level if they are not designed to resist flood forces.

𝑭𝒐𝒓 𝑬𝒍𝒆𝒄𝒕𝒓𝒊𝒄𝒂𝒍-
1. Installing electrical components below the flood protection level.
2. Installing service panel, generator, transfer switch as high as possible from the flood protection level.

𝑭𝒐𝒓 𝑷𝒍𝒖𝒎𝒃𝒊𝒏𝒈-
1. Install plumbing components as high as possible. And if placed below the flood protection level then install components which can resist the flood force.
2. Place any non-submersible lift, sprinkler and jockey pumps above the flood protection level.

What’s interesting is, unlike other steel things, these don’t require any yearly maintenance.

(Drawing Credit: FEMA P-348. Link to more details: https://lnkd.in/dvKWjPk )

14/01/2025

𝐃𝐨 𝐲𝐨𝐮 𝐡𝐚𝐯𝐞 𝐡𝐞𝐚𝐝𝐚𝐜𝐡𝐞 𝐢𝐧 𝐭𝐡𝐞 𝐦𝐨𝐫𝐧𝐢𝐧𝐠 𝐚𝐟𝐭𝐞𝐫 𝐰𝐚𝐤𝐢𝐧𝐠 𝐮𝐩?

After sleeping in an air-conditioned room, I used to question why I was experiencing this problem; I never experienced it when I didn't have air conditioning. I discovered recently that it’s because there's no room for fresh air to enter. Fresh air is vital for maintaining excellent health at all times. Research on smart air filters in a confined area also demonstrates a 0.3% decrease in oxygen levels by the end of the day. The complete article may be found at this link: https://lnkd.in/dj6GwiTP. They demonstrate that we must make sure we are obtaining fresh air, particularly when we are in an air-conditioned room. After cooling the indoor air, the air conditioner returns it to the room.The fresh air in the room eventually runs out as a result, and it becomes necessary to get more fresh air from outside. This is the process that lowers the air quality in an air-conditioned space. This necessitates opening the windows or adding fresh air to the HVAC air handler, as well as regulating extractor fans and obtaining HRV and ERV, among other things.

There are different standards to design outdoor air intake flow rate for a ventilation system. For a US project, we follow the Uniform Mechanical Code 2021. Here the ventilation rate is depending on
Az= Zone from Area
Pz= Zone population
Rp= Outdoor airflow rate (per person per standard)
Ra= Outdoor airflow rate (per area per standard)

For example, a 1000 ft sq2 office area with 10 people would require at least 170 CFM of air as per this standard.

14/01/2025

A tiny intro to 𝐌𝐄𝐏,

𝐌𝐄𝐏 (𝘔𝘦𝘤𝘩𝘢𝘯𝘪𝘤𝘢𝘭, 𝘌𝘭𝘦𝘤𝘵𝘳𝘪𝘤𝘢𝘭, 𝘗𝘭𝘶𝘮𝘣𝘪𝘯𝘨) focuses on sustainable building, making vacant spaces—that is, the area built after it is made of wood or concrete—livable. This is to guarantee the building's security as well as its usability and comfort.

The 𝐌𝐞𝐜𝐡𝐚𝐧𝐢𝐜𝐚𝐥 services offers the system of 𝘩𝘦𝘢𝘵𝘪𝘯𝘨, 𝘷𝘦𝘯𝘵𝘪𝘭𝘢𝘵𝘪𝘰𝘯 𝘢𝘯𝘥 𝘢𝘪𝘳-𝘤𝘰𝘯𝘥𝘪𝘵𝘪𝘰𝘯𝘪𝘯𝘨 (𝐻𝑉𝐴𝐶), ensuring that the building is correctly regulating the 𝑎𝑖𝑟-𝑐𝑖𝑟𝑐𝑢𝑙𝑎𝑡𝑖𝑜𝑛 𝑎𝑛𝑑 ℎ𝑢𝑚𝑖𝑑𝑖𝑡𝑦. Different kinds of 𝐻𝑉𝐴𝐶 systems are available based on the design and requirement.

𝐄𝐥𝐞𝐜𝐭𝐫𝐢𝐜𝐚𝐥 drawing does the task of 𝑝𝑜𝑤𝑒𝑟 𝑠𝑢𝑝𝑝𝑙𝑦, 𝑙𝑖𝑔ℎ𝑡𝑖𝑛𝑔, 𝑎𝑠𝑠𝑖𝑔𝑛𝑖𝑛𝑔 𝑐𝑖𝑟𝑐𝑢𝑖𝑡𝑠 𝑡𝑜 𝑡ℎ𝑒 𝑝𝑎𝑛𝑒𝑙 which may contain 𝑑𝑎𝑡𝑎 𝑛𝑒𝑡𝑤𝑜𝑟𝑘𝑠, 𝑒𝑙𝑒𝑐𝑡𝑟𝑖𝑐𝑎𝑙 𝑤𝑖𝑟𝑖𝑛𝑔, 𝑙𝑖𝑔ℎ𝑡𝑖𝑛𝑔 𝑓𝑖𝑥𝑡𝑢𝑟𝑒𝑠 etc.

Lastly, the 𝐏𝐥𝐮𝐦𝐛𝐢𝐧𝐠 helps maintaining hygiene by d𝑒𝑠𝑖𝑔𝑛𝑖𝑛𝑔 𝑤𝑎𝑠𝑡𝑒𝑤𝑎𝑡𝑒𝑟 𝑝𝑖𝑝𝑒𝑠, 𝑑𝑟𝑎𝑖𝑛𝑎𝑔𝑒 𝑠𝑦𝑠𝑡𝑒𝑚 alongside ensuring clean water for consumption. The Architects, designers and engineers are heedful while working as 𝐌𝐄𝐏 assures the 𝑠𝑢𝑠𝑡𝑎𝑖𝑛𝑎𝑏𝑖𝑙𝑖𝑡𝑦, 𝑠𝑎𝑓𝑒𝑡𝑦, 𝑓𝑢𝑛𝑐𝑡𝑖𝑜𝑛𝑎𝑙𝑖𝑡𝑦 𝑎𝑛𝑑 𝑒𝑓𝑓𝑖𝑐𝑖𝑒𝑛𝑐𝑦 of a building.

Zesterex

14/01/2025

14/01/2025

14/01/2025

14/01/2025

14/01/2025

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14/01/2025

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