Should plumbers be certified or licensed?

<div>Yes, most states require plumbers to be licensed, and for good reason. Hiring an unlicensed plumber could lead to poor quality work, costly future expenses, and potential code violations. As you browse our pro listings, take note of the “Angi Approved” badge. Angi Approved businesses meet our standards for certification which include: <ul><li>The owner, principal, or relevant manager passed a criminal background check</li><li>Required to have applicable state and local licenses</li><li>Maintain an average star rating of 3.0 or better on our network, if they have at least one review</li><li>Paying to advertise their services</li><li>Meeting any other eligibility criteria required by Angi</li></ul> Keep in mind licensing is different from certifications. A license is a legal requirement to operate a business, while certifications are voluntary.</div>

Should HVAC technicians be certified or licensed?

<div>Yes, most states require <a href="https://www.angi.com/articles/which-hvac-certifications-do-technicians-need.htm">HVAC technicians to be certified</a>, and for good reason. Hiring an unlicensed HVAC technician could lead to poor quality work, costly future expenses, and potential code violations. As you browse our pro listings, take note of the “Angi Approved” badge. Angi Approved businesses meet our standards for certification which include: <ul><li>The owner, principal, or relevant manager passed a criminal background check</li><li>Required to have applicable state and local licenses</li><li>Maintain an average star rating of 3.0 or better on our network, if they have at least one review</li><li>Paying to advertise their services</li><li>Meeting any other eligibility criteria required by Angi </li></ul>Keep in mind licensing is different from certifications. A license is a legal requirement to operate a business, while certifications are voluntary.</div>

What is the average cost to unclog a drain?

<div>The average <a href="https://www.angi.com/articles/how-much-does-drain-cleaning-cost.htm#">cost to unclog a drain</a> is around $200, with prices ranging between $110 and $800, depending on the type of drain and the extent of the clog. Hiring a professional to snake the toilet or sink will usually cost between $110 and $275, a bathtub or shower typically costs around $225, and a main line clog can cost between $100 and $800 based on the severity of the clog and how far beyond the access point the clog sits. Since the labor involved varies, most plumbers will charge an hourly rate for drain cleaning.</div>

How much do plumbers typically charge?

<div><a href="https://www.angi.com/articles/plumber-cost.htm">The average cost to hire a plumber</a> is around $100 an hour but can vary between $45 and $200 an hour depending on the plumber’s experience and the repair that you need. It’s also important to note that these prices can go up on holidays, and emergency plumber rates average $150 per hour, in addition to a flat-rate trip fee of $100 to $350. </div>

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*The Angi rating for Plumbing And Heating Service companies in Sandy Oaks, TX is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Plumbing And Heating Service needs.

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Last update on August 22, 2025

Reviewed in August 2016
It is a plumbing, heating & air company. If it is something that is not covered by my home warranty, we call them out. Whenever I have had them whether it is plumbing, heating or air, they get an A plus. They are very thorough.
Aramendia Plumbing Heating & Air
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Reviewed in February 2013
Arnold Moos Air conditioning and Heating were great. We were surprised that it was inexpensive, they are very, very reasonable. We used them for heating and air-conditioning and they started the plumbing so we went to them.
ARNOLD MOOS AIR CONDITIONING & HEATING
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Reviewed in March 2020
Premier Comfort did a pretty awesome job. Had a tech at my house in about an hour and solved my ac issue in about an hour as well. Would highly recommend them to my family and friends.
Premier Comfort Service Company, Inc.
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Reviewed in March 2014
I used Northeast Air Conditioning Heating and Plumbing for 15 years because they do an excellent job. I recommended them to a friend.
North East Air Conditioning Heating & Plumbing
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Reviewed in June 2007
I was satisfied with their work. The $139.00 was a contract for heating, air conditioning and plumbing maintenance for the year. They also give a booklet of coupons.
Shafer Services
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