Top 10 Best King Foundation

of November 2024
1
Best ChoiceBest Choice
ZINUS 9 Inch Metal Smart Box Spring / Mattress Foundation / Strong Metal Frame
Zinus
Zinus
10
Exceptional
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2
Best ValueBest Value
ZINUS 5 Inch Metal Smart Box Spring / Mattress Foundation / Strong Metal Frame
Zinus
Zinus
9.9
Exceptional
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3
Amazon Basics Mattress Foundation, Smart Box Spring, Tool-Free Easy Assembly -
Amazon Basics
Amazon Basics
9.8
Exceptional
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4
ZINUS Quick Lock Metal Smart Box Spring / 4 Inch Mattress Foundation / Strong
Zinus
Zinus
9.7
Exceptional
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5
Zinus Tonja Platform Bed / Mattress Foundation / No Box Spring Required /
Zinus
Zinus
9.6
Exceptional
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6
Casper Sleep Box Spring Foundation for King Mattress
Casper Sleep
Casper Sleep
9.5
Excellent
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7
Amazon Basics Smart Box Spring Bed Base, 5-Inch Mattress Foundation - King
Amazon Basics
Amazon Basics
9.4
Excellent
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8
ZINUS Metal Box Spring with Wood Slats /9 Inch Mattress Foundation / Sturdy
Zinus
Zinus
9.3
Excellent
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9
ZINUS Curtis Upholstered Platform Bed Frame / Mattress Foundation / Wood Slat
Zinus
Zinus
9.2
Excellent
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10
ZINUS SmartBase Super Heavy Duty Mattress Foundation with 4400lbs Weight
Zinus
Zinus
9.1
Excellent
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About King Foundation

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ZINUS 9 Inch Metal Smart Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, King

THE LAST BOX SPRING YOULL EVER NEED - Unlike a traditional box spring, the Smart box spring is made of solid steel that comes together in no time.. DURABLY ENGINEERED - Durable steel is used to construct the inside framework of this foundation twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs. HIGH PROFILE DESIGN - A 9 inch height is perfect for shorter mattresses or for those who enjoy their bed higher off the floor For the fastest resolution and to avoid delays, please describe your issue as precisely as possible. THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door. Worry-free 5 year limited warranty included box spring only, a bed frame or platform bed is required to support this foundation and is sold separately.

ZINUS 5 Inch Metal Smart Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, King

THE LAST BOX SPRING YOULL EVER NEED - Unlike a traditional box spring, the Smart box spring is made of solid steel that comes together in no time and is backed by our Zinus Peace of Mind 5 year warranty. DURABLY ENGINEERED - Durable steel is used to construct the inside framework of this foundation twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs. LOW PROFILE DESIGN - A 5 inch height is perfect for taller mattresses or for those who enjoy their bed lower to the floor. THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door. Worry-free 5 year limited warranty included box spring only, a bed frame or platform bed is required to support this foundation and is sold separately. Core Composition Steel Frames, Fabric Non Woven with Jacquard Boarder.

Amazon Basics Mattress Foundation, Smart Box Spring, Tool-Free Easy Assembly - 7-Inch, King

Offers the look and functionality of a traditional box spring, but made from steel for longer-lasting durability sturdy enough to support any spring, foam, or hybrid mattress. Durable steel frame and horizontal slats provide sturdy, reliable support for any same-size mattress. 2-piece fabric top and bottom covers zip securely together for full coverage cover is removable for spot cleaning. Easy Assembly New frame construction allows for easy assembly in minutes with no tools required. Foldable steel frame to be packed in one smart package and faster delivery to your front. Measures 7 inches deep.

ZINUS Quick Lock Metal Smart Box Spring / 4 Inch Mattress Foundation / Strong Metal Structure / Easy Assembly, King

HASSLE HEADACHE FREE - The Quick Lock Metal Smart Box Spring comes together with easy-to-follow instructions, fewer bolts and absolutely no headaches assembly thats intuitive and packaging that seems to defy the laws of physics - now thats what we call a new-age box spring. DURABLY ENGINEERED - A durable steel frame is used to construct the interior framework of this foundation twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs. LOW PROFILE DESIGN - A 4 inch height is perfect for taller mattresses or for those who enjoy their bed lower to the floor. THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door Quick Snap assembly system makes set-up intuitive and stress-free. Worry-free 5 year limited warranty included box spring only, a bed frame or platform bed is required to support this foundation and is sold separately.

Zinus Tonja Platform Bed / Mattress Foundation / No Box Spring Required / Brown, King

Updated styling with strong wood slat mattress support. Easy to assemble and no Box Spring needed mattress sold separately. Wood headboard and frame with metal interior support. Non-slip tape on the wooden slats prevents your mattress from moving. Worry free 5 year limited warranty.

Casper Sleep Box Spring Foundation for King Mattress

Foundation dimensions 75.5 W x 79 L x 7.5 H Metal Bed Frame 76.2 W x 76.7 L x 7.3 H Weight 89 lbs. Hold weight 750 lbs. Slats distance from each other 4. Ships in a compact box and can be easily assembled in minutes - without any tools Designed and assembled in the USA Non-Woven Interior and Slat Upholstery. The Casper foundation is engineered to provide excellent support under your Casper mattress but can be used with other mattresses in place of a traditional box spring. Engineered with solid wood and rigorously tested for durability and proven to stand up to years of sleep. Slats are positioned a perfect four inches apart for optimal support. Compatibility-works with any mattress. Requires a simple metal bed frame, slatted bed frame, or a platform if you want extra height. The foundation should not be put directly on the floor.

Amazon Basics Smart Box Spring Bed Base, 5-Inch Mattress Foundation - King Size, Tool-Free Easy Assembly

The look and functionality of a traditional box spring, but made from steel to support any spring, memory foam, or hybrid mattress. Durable steel frame and horizontal slats provide sturdy, reliable support for any same-size mattress. 2-piece fabric top and bottom covers the frame and zips together for full coverage cover is removable for spot cleaning. Easy tool-free assembly frame construction allows for easy assembly in minutes with no tools required. Foldable steel frame packs into one smart package for fast, convenient delivery to your front door. King dimensions 5 x 79 x 75.5 inches HxLxW.

ZINUS Metal Box Spring with Wood Slats /9 Inch Mattress Foundation / Sturdy Steel Structure / Easy Assembly, King

A MATTRESS GAME-CHANGER - Any decent mattress needs a good foundation behind it, and this box spring is one of our best built with all of the trusted support we put into our ever-so-popular platform beds, this game-changing box spring has the total package - an unwavering steel structure, reliable, closely spaced wood slats and a compact, cleverly developed, well, package. DURABLY ENGINEERED - Durable steel and wood slats are used to construct the interior framework of this foundation twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs. HIGH PROFILE DESIGN - A 9 inch height is perfect for shorter mattresses or for those who enjoy their bed higher off the floor. THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door. Worry-free 5 year limited warranty included box spring only, a bed frame or platform bed is required to support this foundation and is sold separately.

ZINUS Curtis Upholstered Platform Bed Frame / Mattress Foundation / Wood Slat Support / No Box Spring Needed / Easy Assembly, Grey, King

LESS IS MORE Replace your basic metal frame and box spring with this sleek, simple and stylish platform bed frame, crafted with fabric upholstery and wooden slats for reliable and understated support all in one foundation. DURABLY DESIGNED - Interior steel framework and dense foam padding add softness and longevity all sizes can support up to 700 lbs. NO BOX SPRING NEEDED - Durable wood slats support and extend the life of your latex, memory foam or spring mattress without the need for a box spring for the full size, slats are spaced 2.6 inches apart, and for other sizes, slats are spaced 3.0 inches apart. EASY ASSEMBLY Everything you need is efficiently packed into one box and shipped straight to your door all parts, tools and instructions are conveniently located in the zippered compartment of the frame for easy, two-person assembly in under an hour. Worry-free 5 year limited warranty included mattress sold separately.

ZINUS SmartBase Super Heavy Duty Mattress Foundation with 4400lbs Weight Capacity / 14 Inch Metal Platform Bed Frame / No Box Spring Needed / Sturdy Steel Frame / Underbed Storage, King

THE ONLY BED FRAME YOULL EVER NEED - With the ability to support more than 8 times the weight of a traditional platform bed, the Super Heavy Duty SmartBase is built to stand the test of time and ideal for cosleeping families and plus-sized individuals. NO BOX SPRING NEEDED - Platform is made with sturdy steel that replaces your box spring, allowing you to rest your latex, memory foam or spring mattress directly on top. UNDERBED STORAGE - Total of 12.8 inches of clearance space under the frame provides valuable storage room for extra odds and ends. QUICK, TOOL-FREE ASSEMBLY - Shipped in one compact box and requires no tools for assembly twin and twin XL sizes support a maximum weight capacity of 2200 lbs, while all other sizes can support up to 4400 lbs. Worry-free 5 year limited warranty included mattress sold separately.
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