What are the opening hours?

Monday 10am - 6pm Thursday 10am - 6pm Friday 10am - 6pm Saturday 10am - 6pm Sunday 11am - 5pm

Costello's Hot Tub Smithtown

Name: Costello's Hot Tub Smithtown
Address: 602 Smithtown Bypass, Smithtown, NY, 11787, US
Telephone: +16313523700

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Costello's Hot Tub Smithtown

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Operating in eight showrooms across three states may be challenging at times but our focus has always been customer-centric.

We attribute our success to providing award winning customer service as well as premium quality products at a fair price.

11/14/2026

💦 Make a splash with big savings this November!

Turn cold nights into cozy escapes with up to **$5,000 OFF MSRP**, plus **20% OFF upgrades and accessories**, OR **0% APR with 60 equal monthly payments!***

Visit your local Costello's Hearth & Spa showroom and take advantage of these offers through November 17!

*Financing terms apply. See showroom for details.

11/13/2026

🔥 Black Friday savings are heating up at Costello's Hearth & Spa!

Save **up to 25% OFF MSRP on hearth products** or **up to $15,000 OFF MSRP on spas!**

Prefer financing? Enjoy **0% APR with 48 equal monthly payments** on qualifying purchases.

📅 November 19 – December 1

Click below to explore the savings!

*Financing subject to approved credit. Offers cannot be combined. See store for details.*

11/13/2026

November 19 through December 1, save up to 25% off MSRP on new hearth appliances or up to $15,000 off MSRP on new hot tubs and swim spas!

Prefer financing? Enjoy 0% APR with 48 equal monthly payments on qualifying purchases.*

Visit your local showroom and take advantage of these limited-time deals!

11/12/2026

❄️ Cold weather is here! Is your hot tub ready?

Protect your investment and prepare for the colder months with professional hot tub winterization from Costello's Hearth & Spa.

Don't wait until freezing temperatures arrive. Schedule your winterization today!

11/11/2026

Featuring precise temperature control, innovative pellet-burning technology and generous hopper capacities, the P43, P61 and P68 are designed to deliver consistent comfort and convenience throughout the colder months.

🔥 November Hearth Sale | November 1–17

Enjoy 10% OFF MSRP OR 0% APR with 24 equal monthly payments on qualifying purchases!

Visit your local Costello's Hearth & Spa showroom to explore the P-Series.

Offers cannot be combined. Financing subject to approved credit. See showroom for details.

11/10/2026

🔥 Keep the warmth going all season long!

Your fireplace deserves a little attention, too. Make sure it's ready for the colder months with professional fireplace service from Costello's Hearth & Spa.

11/09/2026

❄️ Turn cold nights into cozy escapes with our November Hot Tub & Swim Spa Sale!

Now through November 17, save up to **$5,000 OFF MSRP**, plus **20% OFF upgrades and accessories**, OR enjoy **0% APR with 60 equal monthly payments!***

Visit your local Costello's Hearth & Spa showroom to explore our winter deals!

*Financing terms apply. See showroom for details.

11/08/2026

Tired of high heating oil bills? 🔥

Take greater control of how you heat your home with a Forge & Flame pellet stove! Enjoy reliable, efficient warmth while reducing your reliance on heating oil.

Visit your local Costello's Hearth & Spa showroom to explore your options.

11/07/2026

During our November Spa Sale, November 1–17, save up to $5,000 OFF MSRP PLUS 20% OFF upgrades and accessories!

✨ Or enjoy 0% APR with 60 equal monthly payments!

Visit Costello's Hearth & Spa or click the link below to learn more!

Financing with approved credit. Offers cannot be combined.

11/06/2026

From November 1–17, 2026, save **10% OFF MSRP** on fireplaces and accessories!

🔥 Or choose **0% APR financing with 24 equal monthly payments!**

Whether you're upgrading your current fireplace or adding something new, visit your local Costello's Hearth & Spa showroom or click the link below to explore your options!

*Financing with approved credit. Offers cannot be combined. See store for details.*

03/01/2026

⏰ LAST DAY! ⏰

Today is your final chance to shop our Big Burn Blowout Sale, the HOTTEST hearth sale of the year!

Don’t miss out on up to **20% off your purchase of your favorite new hearth unit** PLUS exclusive in-store coupons you won't find online! 💸

If you’ve been dreaming of a new fireplace, insert, or stove, this is it. Visit https://bit.ly/4qcUdGP and stop by your local showroom today before these deals are gone!

02/28/2026

The Quadra-Fire Expedition II is built for homeowners who want serious wood-burning warmth with classic style. 🪵✨

With powerful heat output, beautiful flame views, and trusted Quadra-Fire performance, it’s the kind of stove that turns your home into the coziest place to be all winter long. ❄️

⏰ And now is the time to save. Our Big Burn Blowout Sale ends TOMORROW, so don’t miss your chance to score our HOTTEST deal of the year!💸 Enjoy up to 20% off a new hearth unit of your choice. Plus, stop by your local showroom for exclusive in-store coupons! ✨

👉 Learn more at https://bit.ly/4qcUdGP and head to your local showroom before the Big Burn burns out!

02/27/2026

Turn your home into a warm, cozy haven for the whole family, including your furry friends. 🐾❤🔥

There’s nothing better than curling up together while the flames glow and the warmth fills the room. It’s the perfect winter escape, without ever leaving home. ✨

And right now, you can bring that comfort home for less during the FINAL DAYS of our Big Burn Blowout Sale. Save up to **20% off the new hearth unit of your choice** as you create your at-home winter escape. 💸Plus, stop into your local showroom for exclusive in-store coupons for even more savings!

👉 Shop our clearance units at https://bit.ly/4qcUdGP and visit your local showroom before this sale turns to ash!

02/26/2026

💘 Last day to fall in love with hot tub savings! 💘

Today is your FINAL chance to take advantage of our Fall In Love Hot Tub Savings Event and bring home the warmth, comfort, and relaxation you’ve been dreaming about. ❄️🫧

💸 Save up to $5,000 off MSRP PLUS 30% off upgrades
—or—
💳 Choose 0% APR financing with 36 equal monthly payments

📍 Hurry into your local showroom before we close tonight to lock in your savings! Learn more about winter savings on warmth and comfort: https://bit.ly/4qcUdGP

02/26/2026

The final days of our Big Burn Fireplace Sale are here! 🔥⏰

Now through March 1, save up to 50% on select pellet, gas, wood, and electric hearth units and bring home the warmth your winter deserves for a price you’ll love. ❄💸

PLUS, turn up the heat on this sale when you stop into your local showroom for exclusive in-store coupons you won’t find online. ✨

Don’t wait, these deals won’t last! ➡ Visit https://bit.ly/4qcUdGP to shop clearance units and see how much you can save.

02/25/2026

There’s just something about a fireplace that brings people closer. The warmth, the glow, the quiet comfort. It creates the perfect atmosphere for families to gather, relax, and escape. 🔥❤️

Nothing captures that feeling quite like the Harman P42i pellet insert. With Harman’s trusted performance and steady, efficient pellet heat, it’s an incredible way to turn your home into the cozy gathering place everyone loves. 🪵✨

Ready to bring that warmth home for less? During our Big Burn Blowout Sale, enjoy up to **20% off your dream hearth unit.**💸🔥Plus, stop into your local showroom for exclusive in-store coupons for even more savings!

👉 Visit https://bit.ly/4qcUdGP to learn more about our HOTTEST sale of the year. But don't wait...there's less than a week left before this sale burns out! ⏳

02/24/2026

💘❄️ Winter feels a whole lot better from the warmth of a Maple Spas hot tub.

With soothing hydrotherapy jets, comfortable seating, and premium features designed for total relaxation, Maple Spas makes it easy to turn cold nights into your favorite part of the day. Whether it’s a quiet soak after work or a cozy moment with someone special, it’s the perfect way to spend the season. ✨

And this Valentine season, it’s even easier to fall in love. 💞 From February 12–26, shop our Fall In Love Hot Tub Savings Event and save up to **$5,000 off MSRP PLUS get 30% off upgrades — or choose 0% APR financing with 36 equal monthly payments.** 💸 The choice is yours!

👉 Learn more at https://bit.ly/4qcUdGP and visit your local showroom before February 26 to find your perfect match!

02/23/2026

Want a major fireplace upgrade without a major renovation? 🔥

A gas insert is one of the easiest ways to transform your home’s style and comfort. Inserts fit right into your existing fireplace opening, giving you beautiful flames, real warmth, and a cleaner, more efficient way to enjoy your space all winter long. ❄️

With Heat & Glo gas inserts, you’ll love the premium look, reliable performance, and convenient features like easy on/off operation, strong heat output, and stunning design options to match your home. ✨

Ready to save? During our Big Burn Blowout Sale, enjoy up to **20% off the purchase of your new dream hearth unit.**💸🔥Plus, stop into your local showroom for exclusive in-store coupons for even more savings!

Learn more about our HOTTEST sale of the year and view available clearance units ➡ https://bit.ly/4qcUdGP

02/21/2026

Last weekend to fall in love with hot tub savings! 💘⏳

Our Fall In Love Hot Tub Savings Event ends soon and this is your final weekend to bring home the warmth, comfort, and relaxation you’ve been dreaming about. ❄️

💸 Save up to $5,000 off MSRP PLUS 30% off upgrades —or—
💳 Choose 0% APR financing with 36 equal monthly payments

➡Learn more at https://bit.ly/4qcUdGP and stop into your local showroom before February 26 to lock in these limited-time savings!

02/20/2026

Ready to electrify your home’s style and comfort? 🔥⚡

A SimpliFire electric insert is one of the easiest ways to transform your existing fireplace into a sleek, modern centerpiece. Enjoy beautiful flames at the touch of a button, customizable flame looks, and cozy heat when you want it, all without the mess of wood or the hassle of gas. ✨

Even better, SimpliFire inserts are designed for easy installation, making it simple to upgrade your space fast while adding instant ambiance and comfort. 😌

Want one for less? During our Big Burn Sale, you can save up to **20% off a new unit of your choice.** 💸 Plus, visit your local showroom for exclusive in-store coupons for even more savings!

Learn how to make the upgrade for less 👉 https://bit.ly/4qcUdGP

Address

602 Smithtown Bypass
Smithtown, NY
11787

Opening Hours

Monday	10am - 6pm
Thursday	10am - 6pm
Friday	10am - 6pm
Saturday	10am - 6pm
Sunday	11am - 5pm

Telephone

+16313523700

Website

https://www.costelloshearthandspa.com/

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