Pump Chart Basics Explained - Pump curve HVACR

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Pump Chart Basics Explained - Pump curve HVACR - DayDayNews

Pump Chart Basics Explained - Pump curve HVACR - DayDayNews

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VRV stands for variable refrigerant flow system, VWV stands for variable water volume system, and VAV stands for variable air volume system. They are all a form of air conditioning system. It is easy to understand if they are connected according to the air conditioning process. T - DayDayNews

VRV stands for variable refrigerant flow system, VWV stands for variable water volume system, and VAV stands for variable air volume system. They are all a form of air conditioning system. It is easy to understand if they are connected according to the air conditioning process. T

Do you understand the variable flow system, variable water system, and variable air volume system?

06/25 1737

Whether you are a new decorator or someone who has experienced decoration, when you start to decorate, it can be said to be very exciting, but often after the decoration is completed, you will find that there are many things that you are not satisfied with, such as the details of - DayDayNews

Whether you are a new decorator or someone who has experienced decoration, when you start to decorate, it can be said to be very exciting, but often after the decoration is completed, you will find that there are many things that you are not satisfied with, such as the details of

Decorating a new house is so busy that I feel dizzy! As soon as I checked in, there were 8 major failures one after another, and everyone was annoyed.

06/25 1001

Brother Hou has been questioned by the outside world due to the "Porsche and wife's identity" and other incidents. However, after a period of precipitation, it only took a few days for him to regain his former glory, and the number of fans is slowly recovering. The good deeds don - DayDayNews

Brother Hou has been questioned by the outside world due to the "Porsche and wife's identity" and other incidents. However, after a period of precipitation, it only took a few days for him to regain his former glory, and the number of fans is slowly recovering. The good deeds don

The old house renovated by Brother Monkey for Ah Zhang is officially completed! The white exterior wall looks high-end and comes with a full set of home appliances.

06/25 1435

Soil: It can be prepared with leaf mold soil, vegetable garden soil, and cake fertilizer, and coarse sand and perlite can be added to improve drainage and air permeability. Light: Place the plant in a location with sufficient light, but do not tolerate strong light exposure. It c - DayDayNews

Soil: It can be prepared with leaf mold soil, vegetable garden soil, and cake fertilizer, and coarse sand and perlite can be added to improve drainage and air permeability. Light: Place the plant in a location with sufficient light, but do not tolerate strong light exposure. It c

Pay attention to these 4 points when cultivating elm bonsai. You can also grow it well indoors.

06/25 1347

China's doors and windows industry has entered a stage of rapid development, especially door and window brands in Foshan, which have attracted more attention. After all, the industrial chain is complete and they have done a better job in brand building. Today I will introduce to

What are the top ten first-line brands in Foshan (2022 list)

06/25 1762

The mainless lamp design is synonymous with "simple, grand and comfortable". This kind of design can make people let go of their obsession with excessive material things, stop being impetuous, and experience the beauty of plainness in home life! In the past, people loved to use m - DayDayNews

The mainless lamp design is synonymous with "simple, grand and comfortable". This kind of design can make people let go of their obsession with excessive material things, stop being impetuous, and experience the beauty of plainness in home life! In the past, people loved to use m

Zhanyang | The popular design without main light, why is it so popular?

06/25 1238

Decorative ornaments for new house decoration are the decorative ornaments that we usually use to decorate our homes. Various styles and flexible matching of ornaments allow us to decorate our own personalized home according to our own wishes. - DayDayNews

Decorative ornaments for new house decoration are the decorative ornaments that we usually use to decorate our homes. Various styles and flexible matching of ornaments allow us to decorate our own personalized home according to our own wishes.

Tips on Decorating Ornaments for New Houses in Qujing

06/25 1713

There are many varieties of pothos (Epipremnum aureum). In addition to varieties with green leaves, there are also varieties with various yellow or white markings on the leaves. They can grow in hanging pots or climb vines (you need something to climb on), and they have good shad - DayDayNews

There are many varieties of pothos (Epipremnum aureum). In addition to varieties with green leaves, there are also varieties with various yellow or white markings on the leaves. They can grow in hanging pots or climb vines (you need something to climb on), and they have good shad

A simple stem cutting propagation tutorial, taking pothos as an example, to teach you how to propagate various indoor green plants.

06/25 1018

This girl’s home is only 38 square meters, with one bedroom and one living room inside. However, since the girl currently lives alone, although the space is small, it is enough. The most important thing is that this house is so cozy! - DayDayNews

This girl’s home is only 38 square meters, with one bedroom and one living room inside. However, since the girl currently lives alone, although the space is small, it is enough. The most important thing is that this house is so cozy!

A girl from Jiangsu bought a 38-square-meter house. The one bedroom and one living room are very small, but the layout is warm and comfortable.

06/25 1728

"Green grass is a lawn, red flowers are a fence, you can listen to the chirping of insects and birds, and watch the clouds roll and relax." This kind of comfortable flower-growing life should be what many people yearn for, especially at night when the moon is bright and clear. Th - DayDayNews

"Green grass is a lawn, red flowers are a fence, you can listen to the chirping of insects and birds, and watch the clouds roll and relax." This kind of comfortable flower-growing life should be what many people yearn for, especially at night when the moon is bright and clear. Th

There are five types of flowers that cannot be "watered" no matter how dry the weather is. This is not an exaggeration, it is the experience of the older generation.

06/25 1652

I often encounter many customers who say that broken bridge aluminum doors and windows are good, but the price is too expensive. As the saying goes, good goods are not cheap, and cheap goods are not good. The hardware of broken bridge aluminum doors and windows is a good example. - DayDayNews

I often encounter many customers who say that broken bridge aluminum doors and windows are good, but the price is too expensive. As the saying goes, good goods are not cheap, and cheap goods are not good. The hardware of broken bridge aluminum doors and windows is a good example.

FALAIER ‖Good doors and windows require good hardware

06/26 1678

Decorating a house is really a technical job. If you don't do the work well in advance, problems will definitely occur. Especially nowadays, people pay great attention to appearance, and they like to blindly follow the trend when decorating. When they see any advanced and beautif - DayDayNews

Decorating a house is really a technical job. If you don't do the work well in advance, problems will definitely occur. Especially nowadays, people pay great attention to appearance, and they like to blindly follow the trend when decorating. When they see any advanced and beautif

When decorating a new house, you should pay attention to these three points. They are not misleading, but are based on the experience of people who have been there.

06/26 1806

Nowadays, the weather is getting hotter and hotter. Some flowers and plants have entered a period of crazy growth, which is also a good period for cutting some plants. Of course, some flowers can also reproduce themselves. They do not need to spend a lot of time on cutting and pr - DayDayNews

Nowadays, the weather is getting hotter and hotter. Some flowers and plants have entered a period of crazy growth, which is also a good period for cutting some plants. Of course, some flowers can also reproduce themselves. They do not need to spend a lot of time on cutting and pr

The 5 best flowers to grow. No need to cut them, the leaves can take root. Save money on buying them.

06/26 1751

When many people choose curtains, they first consider the color, style and material of the curtains. After choosing curtains, few people will install window screens for the curtains. Most people think that window screens are a very impractical thing and will increase our decorati - DayDayNews

When many people choose curtains, they first consider the color, style and material of the curtains. After choosing curtains, few people will install window screens for the curtains. Most people think that window screens are a very impractical thing and will increase our decorati

(Shaqiannuo) Window screens are not only decoration, but also have these functions. Have you got it?

06/26 1680

In recent years, my country's rural development can be described as "changing every year." During holidays, small villages can be jammed with traffic. This shows that cars have become very popular in rural areas. In fact, the living conditions of rural families are now no worse t - DayDayNews

In recent years, my country's rural development can be described as "changing every year." During holidays, small villages can be jammed with traffic. This shows that cars have become very popular in rural areas. In fact, the living conditions of rural families are now no worse t

10×12 meters rural 2-story villa design, 7 bedrooms and 3 living rooms in new Chinese style, beautiful and comfortable

06/26 1601

Liang Dongfang In my long personal history of using tableware, I have a soft spot for all kinds of spoons. From the thick, heavy stainless steel spoons that can be used as mirrors or amusing mirrors in the West that spare no resources, to the thin iron spoons that we try to save - DayDayNews

Liang Dongfang In my long personal history of using tableware, I have a soft spot for all kinds of spoons. From the thick, heavy stainless steel spoons that can be used as mirrors or amusing mirrors in the West that spare no resources, to the thin iron spoons that we try to save

Life Notes; Spoon and Chopsticks

06/26 1364

Men should marry when they are old and women should marry when they are old. This is an unchanging tradition. When we are unable to change many things, we think more about how to change our own things. The topic I want to talk to you about today is about why men and women should - DayDayNews

Men should marry when they are old and women should marry when they are old. This is an unchanging tradition. When we are unable to change many things, we think more about how to change our own things. The topic I want to talk to you about today is about why men and women should

Why should men and women get married? Can't they be single?

06/26 1918

#我literaryenlightenmentcreation# The encounters between people are all inseparable from fate; the relationships between hearts are all inseparable from the dedication of true love. The long road of life, no matter how deep or shallow the relationship is, whether the love is stron - DayDayNews

#我literaryenlightenmentcreation# The encounters between people are all inseparable from fate; the relationships between hearts are all inseparable from the dedication of true love. The long road of life, no matter how deep or shallow the relationship is, whether the love is stron

Treat us kindly when we meet, cherish each other if we stay together

06/26 1428

It was pointed out that Thorgan Hazard, who plays for Monchengladbach, may transfer to Dortmund this summer. Just yesterday, in an interview with ElevenSports after Borussia Dortmund lost 0-2 at home, Hazard said He admitted that he will join Dortmund and said that Witsel will he - DayDayNews

It was pointed out that Thorgan Hazard, who plays for Monchengladbach, may transfer to Dortmund this summer. Just yesterday, in an interview with ElevenSports after Borussia Dortmund lost 0-2 at home, Hazard said He admitted that he will join Dortmund and said that Witsel will he

Hazard: I will join Dortmund, Witsel will help me

06/26 1787

But history is sometimes unbelievable. After Zhu Youlang, the last emperor of the Southern Ming Dynasty, who fled to Myanmar this year, was sold to Wu Sangui by the Burmese, the Manchus of the Zhenglan Banner of the Manchu Qing Dynasty actually planned to rebel to rescue him, and - DayDayNews

But history is sometimes unbelievable. After Zhu Youlang, the last emperor of the Southern Ming Dynasty, who fled to Myanmar this year, was sold to Wu Sangui by the Burmese, the Manchus of the Zhenglan Banner of the Manchu Qing Dynasty actually planned to rebel to rescue him, and

Unbelievable history. Before Emperor Yongli was assassinated by Wu Sangui, the Manchus actually wanted to rebel to save him.

06/26 1449

The editor's note contains a paragraph added by Chairman Mao himself: "Universities still need to be run, but the academic system must be shortened, education must be revolutionary, proletarian politics must be at the forefront, and the Shanghai Machine Tool Factory must follow t - DayDayNews

The editor's note contains a paragraph added by Chairman Mao himself: "Universities still need to be run, but the academic system must be shortened, education must be revolutionary, proletarian politics must be at the forefront, and the Shanghai Machine Tool Factory must follow t

Appreciate a video stamp of Chairman Mao’s quote: “The schooling system must be shortened and education must be revolutionized.”

06/26 1431

As long as it is someone Junchen likes, no matter if she is a girl who has not left the court or a married daughter-in-law, she must get it. Mrs. Lai was born in the famous Taiyuan Wang family, which was a first-class noble. The Tang Dynasty was very particular about caste and fa - DayDayNews

As long as it is someone Junchen likes, no matter if she is a girl who has not left the court or a married daughter-in-law, she must get it. Mrs. Lai was born in the famous Taiyuan Wang family, which was a first-class noble. The Tang Dynasty was very particular about caste and fa

The death of Lai Junchen

06/26 1905