Therapedic Darlington Split King Mattress with Head Up Only Base - Image 1
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Therapedic Darlington Split King Mattress With Head Up Only Base

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SKU: 5911136P

Therapedic: One Of The Most Respected Names In Sleep For Over 65 Years. A woman relaxes on a Therapedic mattress.
A Legacy of Sleep Expertise
A Legacy of Sleep Expertise

Since 1957, Therapedic® has been helping people sleep better by combining decades of innovation with the latest advancements in sleep technology. Our commitment to better sleep continues to shape every mattress we make.

Award-Winning Mattresses
Award-Winning Mattresses

Therapedic® is honored to be recognized as the #1 Best Mattress Supplier in Furniture Today’s Reader Rankings, earning the top spot for four consecutive years.

Premium Value
Premium Value

At Therapedic®, exceptional value is built into every mattress. Carefully selected materials and expert craftsmanship come together to deliver lasting comfort, dependable support, and durability you can count on for years to come.

Quality Materials & Craftsmanship

We’ve earned a reputation as a leading bedding brand by engineering our sleep products using high-quality, safe materials and the latest technologies available.

GREENGUARD Gold Certified, our products meet rigorous standards for low chemical emissions—giving you added confidence in the quality of your sleep environment.

GlacierTouch Cool To-The-Touch Fabric assists in temperature management for a cooler night's sleep. Fit Hypergraph with Copper wicks away heat & moisture and prevents odors for a more comfortable sleep environment. TheraSponse Foam provides excellent support, extreme durability and comfortable sleep surfaces for years. TheraCoil V-Coil Innerspring provides extreme support, durability, and flexibility for long lasting sleep. Conveniently raise or lower the head of your mattress using the RTG Sleep 2900 adjustable base with wireless remote control.

SKU: 5911136P

Features

Innerspring

Collection

Darlington

Warranty

10 year limited -

Code I-WG -

View Warranty

Q&A answers generated with AI assistance.

What is the advantage of the TheraCoil V-Coil innerspring system in this mattress?

The TheraCoil V-Coil innerspring is designed specifically for durability and flexibility, making it the perfect partner for an adjustable base. These coils provide deep-down support while moving seamlessly with the base as it articulates. Furthermore, the foam encasement around the perimeter provides a firm seating edge and maximizes the usable sleep surface, preventing that "rolling off" feeling when you get close to the side of the bed.


What kind of sheets are required for an adjustable split king bed?

To ensure the two sides can move independently without pulling or bunching, you should use a dedicated split king sheet set. These sets include two Twin XL fitted sheets—one for each mattress—alongside a single King-sized flat sheet and pillowcases. We recommend choosing sheets with deep pockets and strong elastic to ensure they stay securely in place when the head of the mattress is elevated.


Is a split king bed easier to deliver to a small apartment or a home with narrow hallways?

One of the practical advantages of a split king setup is its modular nature. Because the bed is comprised of two separate Twin XL mattresses and two compact bases, it is much easier to navigate through tight spaces, such as narrow staircases, small elevators, or tight apartment hallways, compared to a traditional, one-piece king mattress. This makes it an excellent choice for urban living or older homes with restricted access.


Why is a split king mattress beneficial for couples with different sleep habits?

A split king configuration offers the ultimate personalization for partners. Because it consists of two separate mattresses and bases positioned side-by-side, each person can adjust their head elevation independently using their own wireless remote. This is an ideal solution for couples where one partner prefers to sit up to read or watch TV while the other is ready to sleep in a flat position, ensuring both individuals can find their perfect comfort level without compromise.


Can elevating the head of the mattress help with health issues like snoring or acid reflux?

Yes, it can. The included RTG Sleep 2900 adjustable base allows you to precisely raise the head of the mattress. Based on sleep research and our expertise with adjustable bedding, elevating the upper body can help open airways to reduce snoring and utilize gravity to prevent stomach acid from rising, which is a common relief strategy for those suffering from acid reflux or GERD.


How does this mattress manage temperature for sleepers who tend to run hot?

This mattress is engineered with advanced cooling technologies. It features GlacierTouch fabric that is cool to the touch upon contact, paired with Fit Hypergraph infused with Copper. The copper infusion is highly effective at wicking away heat and moisture while providing odor prevention. This combination is particularly beneficial for maintaining a comfortable sleep environment in humid or warm climates.

80"l x 76"w x 13.75"h; adjustable base: 4"h