Upgrade to better sleep— elevate your support and discover the perfect mattress with adjustable bed base compatibility.
King Koil
Haverhill Firm Tight Top Innerspring Mattress
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Haverhill Firm Tight Top Innerspring Mattress
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Why You’ll Love It
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adjustable friendly
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innerspring mattress
It's a classic for a reason— durable support and responsive springs combine for your best, undisturbed rest.
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latex inside
Breathable, buoyant, and naturally supportive for the best sleep of your life— every night.
Description
Designed for connection. Crafted for restoration.
If you’re after that refined, hotel-style feel but want something firmer for better support, this King Koil Firm Innerspring Mattress delivers. Wrapped in a silky, hand-tufted cover with layers of breathable wool, soft foams, and responsive latex, it’s all about comfort with a touch of luxury. Underneath, individually wrapped coils keep you steady and aligned—so you wake up feeling refreshed, not stiff.
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Comfort: Firm
- Made in the USA
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Sleep Style: Back & Stomach Sleepers
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Adjustable Base Friendly: Yes
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Mattress Type: Innerspring with Latex inside
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Benefits: Cooling cover, Pressure Relief, Targeted Support
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Sustainability: CertiPUR-US® certified
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Construction
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Quilt: Hand-assembled button tufting keeps the comfort and support layers from shifting and sagging over time, helping maintain a consistent and comfortable sleep surface for years.
- Tight top design
- Four-way stretch knit cover features Tailormade Tufting™ and Tencel™
- Silk and wool blend quilt with antimicrobial safeguard FR (fire-retardant) fibers, 1.5-inches of plush quilt foam, 1-inch of gel-infused plush convoluted quilt foam, and tricot.
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Comfort Layers: Pressure-relieving and heat-dissipating layers wick away moisture and provide conforming comfort.
- 1-inch of plush graphite-infused Talalay latex foam
- 1-inch cotton topper
- 2-inches of firm support foam
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Support Layers: Individually-wrapped steel coils with a foam-encased edge deliver responsive support, keep your body aligned, stabilize the sleep surface to each edge, and minimize motion transfer.
- ContourFlex Encased Coil System with 8-inch high 825 pocketed coils
- Excellent Edge™ foam encasement
- Enhanced 1-inch Balanced Base Foam
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Quilt: Hand-assembled button tufting keeps the comfort and support layers from shifting and sagging over time, helping maintain a consistent and comfortable sleep surface for years.
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Warranty: 10-year non-prorated warranty
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Recommended Foundation: Rio 2.0 Adjustable Base
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Dimensions:
- Twin Size: 39" W x 75" D x 14” H; 70lbs.
- Twin XL Size: 39" W x 80" D x 14” H; 72lbs.
- Full Size: 54" W x 75" D x 14” H; 82lbs.
- Queen Size: 60" W x 80" D x 14” H; 90lbs.
- King Size: 76" W x 80" D x 14” H; 108lbs.
- Split Head King Size: 76" W x 80" D x 14” H; 108lbs.
- Cali King Size: 72" W x 84" D x 14” H; 110lbs.
We have purchased all of our bedding for the last 30 years from City Mattress and your products and services have been consistently excellent. Thank you!!!Newton B. Green II