Author: Linda Zhou, HVAC Design Specialist

Linda brings over a decade of field and design experience in HVAC system planning for diverse environments—from data centers to zero-energy homes. She is certified by ASHRAE and holds a Master’s degree in Mechanical Engineering. She regularly trains junior engineers and writes about energy efficiency, ductwork optimization, and indoor air quality management.
Are you looking to elevate your home decor business with the latest technology? Setting up a home DecorAdTech business can seem overwhelming, but it doesn’t have to be. Whether you’re starting from scratch or looking to upgrade your existing business, I’m here to guide you through every step of the process. From integrating cutting-edge technology to curating the perfect product range, I’ll show you how to set up your home decoradtech venture with ease. Let’s dive in! Understanding the Home Decoradtech Concept Home decor and tech are two booming industries, and merging them into one is a game-changer. Home decoradtech refers…
Log Cabin Looms is not your average YouTube channel. At first glance, it might sound like a niche weaving channel, but in reality, it’s a candid, off-the-grid style vlog that merges gun talk, carburetor rebuilds, political musings, and rural solitude into a voice that resonates with a fiercely independent audience. Who Is Behind Log Cabin Looms? The channel is run by an older, off-camera narrator who brings decades of lived experience to every video. Though his identity remains largely private, his persona is unmistakable: a rugged individualist who speaks with unfiltered honesty about everything from fixing motorcycles to his deep…
I used to think geothermal heating was just for off-grid cabins or cutting-edge eco homes. But after analyzing the details, I realized it’s more practical and affordable than most people think. Especially when it comes to monthly bills. In this post, I’ll share what I discovered about geothermal systems including how much does geothermal heating cost per month? This blog will cover from installation costs to what you might expect on your monthly energy bill. If you’re curious about energy savings and system lifespan this guide should help. This guide will help you understand, how it stacks up to traditional…
When my old furnace finally gave out last winter, I found myself asking the same question many homeowners face: How much does it cost to replace a furnace? I dug deep, researched, and talked to experts to get a clear picture — and I’m here to share everything I learned to help you prepare. How Much Does It Usually Cost to Replace a Furnace? On average, furnace replacement in the USA costs between $3,000 and $7,000, including parts and professional installation. Of course, this range depends on several factors like furnace type, size, brand, and your location. For example, replacing…
When your air conditioner is running smoothly, it’s easy to take it for granted. But there’s one crucial component that quietly works behind the scenes to keep things cool: the capacitor. The life expectancy of air conditioner capacitors can vary, and understanding how long they last—and how to care for them—can save you from unexpected breakdowns and costly repairs. In this blog, I’m going to walk you through everything you need to know about the life expectancy of your AC capacitor, the signs it’s time to replace it, and how to make sure it lasts as long as possible. What…
Ah, HVAC filters—the unsung champions of keeping our homes comfy. They might not be the most exciting topic, and they often fly under the radar, but they’re hard at work filtering out dust, allergens, and all those pesky particles you definitely don’t want floating around your living space. But how often do we actually pause to think, “Hmm, maybe it’s time to change that filter?” Spoiler alert: probably not as often as we ought to. Let’s dive into the nitty-gritty of how frequently you should be swapping out your HVAC filters—because the standard advice doesn’t always match up with real…
As homeowners and building professionals seek smarter, more efficient ways to manage indoor comfort, ductless mini-split systems have emerged as a powerful alternative to traditional HVAC setups. With their sleek design, zoning capabilities, and energy efficiency, these systems are changing the way we heat and cool our spaces. Whether you’re upgrading your home’s heating and cooling or designing a climate control system for a new building, understanding the ins and outs of ductless mini-split systems is essential. Let’s break down how they work, their strengths and weaknesses, and the best scenarios to use them. What Are Ductless Mini-Split Systems? Ductless…
Heating, ventilation, and air conditioning systems are among the most energy-hungry components in any building. Whether you’re managing a commercial facility, upgrading your home, or designing a new structure, the choices you make around HVAC systems have a lasting impact—not just on comfort, but on long-term energy costs and sustainability. That’s why more homeowners and building professionals are turning to energy-efficient HVAC solutions to save money and reduce environmental impact. Unlike conventional systems, energy-efficient HVAC upgrades are designed to do more with less—less energy, less waste, and less wear and tear. The initial investment may be higher, but the payback…
If you’ve ever tried to peek under the hood of your home’s heating and cooling system, you probably realized it’s a complex network of parts working seamlessly together. The secret to making sense of this complexity? An HVAC system diagram. These diagrams are like blueprints that map out every component, connection, and airflow path in your system. In this guide, I’ll break down how an HVAC system diagram works, why it’s important, and how you can use it to understand, maintain, or troubleshoot your HVAC system. Whether you’re a homeowner, technician, or just curious, mastering HVAC system diagrams will give…
Shopping for a new air conditioner? If you own a 2,000-square-foot home, what factors determine your final price tag? The truth is, AC costs vary dramatically, and not just because of brand names or seasonal promotions. We’ve analyzed contractor quotes, energy efficiency data, and hidden fees so you can make the most informed decision for your home and budget. The final price depends on your AC type, efficiency rating, brand, and installation complexity. How much does an air conditioner cost for a 2000 sq ft home? Lets examine and analyze together. Why Sizing and Efficiency Matter for Cost Getting the…