TL;DR: The 5 Most Important Questions to Ask Before Buying Appliances
Before you buy, ask your salesperson:
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Based on how I cook, which fuel type and oven technology are best for me?
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What venting setup will work best for my kitchen layout?
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Will this hood require makeup air to pass inspection?
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Why are you recommending this brand for my needs?
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Who will service this brand locally, and how long do parts usually take?
Skip those questions, and you can end up with appliances that do not fit your home, fail inspection, or become a service problem later.
If you talk to five different appliance salespeople, you will probably get five different recommendations.
Some may be right. Many will not, because too many conversations start with brands and features instead of how you actually live and cook.
That is how people end up with expensive appliances that look great but do not work well for their home.
Before you buy, here are the five most important questions to ask.
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The 5 Most Important Questions to Ask Before Buying Appliances
1. Based on My Cooking Style, Which Fuel Type and Oven Technology Will Work Best for Me?
⚡ Quick Answer: The first question any salesperson should ask is how you cook. Your habits determine the right fuel type, oven technology, and range size long before brands should enter the conversation.
The first question should never be, “What brand do you like?”
It should be, “How do you cook?”
Do you bake often? Broil and roast? Use a griddle or a wok? Or do you mostly reheat food and boil pasta once in a while?
Those answers shape everything, including whether gas, electric, or induction makes the most sense, along with the right size range for your kitchen.
If no one asks how you cook, you end up buying for the wrong person. You may dislike your range, not because the product is bad, but because it does not match how you use it.
By the time you realize that, it is already installed.

If you love baking, an electric oven usually performs better. If you broil and roast more often, gas may be the better fit.
Every brand has different strengths, but at least a few will match the way you actually cook.
🔍 Read more: Buy the Right Range in 5 Steps
2. What CFM Power and Filter Type Do I Need in My Vent to Keep My Kitchen Smoke-Free?
⚡ Quick Answer: Venting has to match both your kitchen layout and how you cook. If it is treated as an afterthought, poor performance is almost guaranteed, and fixing it later can be difficult and expensive.
Once you know the range, the next question is venting.
Where is the vent going? Straight up and out through an exterior wall is best. Long duct runs, elbows, and downdrafts reduce performance.

A good salesperson should know this, especially in newer kitchen designs where cabinets are built around the appliances.

If venting is not planned before the design is finalized, problems are often built into the kitchen from the start.
Venting also has to match what you cook. High heat, grilling, griddles, and woks produce more smoke, grease, and heat. You need the right capture area and enough power to remove it.

Poor venting shows up quickly. Smoke lingers, grease collects, and odors hang in the air.
Homes today are tighter, so those pollutants stay inside longer. Once the cabinets are in and the venting is set, changing it is much harder. That is why venting should never be an afterthought.
🔍 Read more: The Ultimate Guide to Kitchen Ventilation
3. Does This Hood Require a Makeup Air System to Pass Inspection?
⚡ Quick Answer: In Massachusetts, any hood over 400 CFM requires a makeup air system. Miss it, and you risk a failed inspection, no occupancy permit, and an expensive fix later.
This one is non-negotiable.
In Massachusetts, if your hood exceeds 400 CFM, you need make-up air. No makeup air means no occupancy permit.
A salesperson should know this, not leave it to “your contractor will handle it.”
This is not just a code issue. It is also an indoor air quality issue.
In a tight home, a powerful hood without makeup air has to pull replacement air from somewhere. That air can come from places you do not want, including your garage, attic, fireplace, or furnace.
That is not clean air, and it is not air you want to be breathing.
This is easy to plan for early. Once ductwork is buried behind cabinets, brick, or finished walls, it becomes much more expensive to fix.
4. Why Are You Recommending This Brand for My Needs?
⚡ Quick Answer: If the brand recommendations feel random or unfamiliar, slow down. That does not automatically mean the recommendation is wrong, but it does mean you should ask more questions.
If you are suddenly being shown a mix of unfamiliar or poorly rated brands, pause.

Ask why this brand fits the way you cook, your kitchen layout, your budget, and the service available in your area.
🔍 Read more: The Most Reliable Appliance Brands
5. Who Actually Handles Service for This Brand Locally, and What’s the Average Wait Time for Parts?
⚡ Quick Answer: Local service support matters more than the last feature on the spec sheet. The best appliance in the world becomes a liability if no one in your area can fix it.
Service should always come up before you buy.
Ask these questions early: Who services this brand in your area? How long does it usually take to get parts? What happens after the install if something goes wrong?
Poor local service does not show up on installation day. It shows up later, when something breaks and no one nearby can fix it.
With a full kitchen package, there is a good chance you will need service within the first year. That is when you find out whether parts are available quickly, whether a technician services your area, and how long you may be waiting for a repair.
Before we had a service presence on Nantucket, the average wait could stretch to about two months.
You can buy the best appliance in the world, but if service support is weak where you live, it may be a worse choice than a second-best option that can actually be repaired.
No matter the brand, service depends on location. In many cases, your second-best appliance choice with strong local service is the better long-term decision.
🔍 Read more: Appliance Service 2026: Why Most Stores Skip It & How to Protect Yourself
Final Takeaways
⚡ Quick Answer: If the conversation skips how you cook, how you vent, and how the appliance will be serviced, you are not done shopping yet.
None of these problems come from bad products. They come from rushed conversations, skipped planning, and assuming someone else is supposed to know better.
Once these decisions are locked in, they are expensive to undo.
This is not about catching anyone doing something wrong. It is about slowing the process down enough to get it right.
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Spend an hour with someone who’s trained to ask the right questions.
We’ll talk about how you actually cook, how your house is built, and what it takes to make your kitchen work long after the remodel is over.
Additional Resources
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