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Handcrafted to OrderHeavy-Duty Pallet FreightClassic Coil SupportPlush Support

The Anatomy of Unyielding Support

Architectural-Grade 13.75 Gauge Steel

Standard mattresses rely on thin 15-to-17 gauge wire that fatigues over time. We engineer our cores using heavy-duty 13.75 gauge steel. This thicker, highly rigid foundation delivers an incredibly stable core that actively resists sagging and maintains its integrity for decades.

"Portrait" Perimeter Engineering

To eliminate the dreaded edge-collapse common in lesser beds, we utilize specialized "portrait" construction. A heavily reinforced boundary of coils completely outlines the mattress, locking the core in place to extend overall coil life and providing a rock-solid edge when sitting or transitioning out of bed.

Independent Motion Isolation

Every individual coil is precisely encased in its own fabric sleeve, allowing them to move independently. When heavy pressure points like your hips press down, the neighboring coils remain perfectly upright. This delivers flawless, tailored body contouring while ensuring you never feel your partner move.

Discover Your Ideal Heritage Sleep System

Compare Sovereign & Guildford Craftsmanship

Our luxury innerspring collection is engineered for those who demand uncompromising, classic support and absolute stillness. Use the detailed breakdown below to compare our premium hand-tufted builds, structural dual-coil systems, and elite material profiles to find the exact level of traditional mattress luxury your sleep sanctuary deserves.

Build Architecture

High-Tensile Single-Coil Foundation

Build Architecture

Advanced Micro-Coil + Base Coil Dual-Stack

Primary Comfort Layer

1.5" Breathable Tencel™ & New Zealand Wool Layer

Primary Comfort Layer

Natural Talalay Latex & Dense New Zealand Wool

Temperature Regulation

Continuous Surface Airflow System

Temperature Regulation

Dynamic Dual-Climate Airflow Network

Surface Cushioning

Balanced Medium-Firm

Surface Cushioning

Plush Medium-Soft Embrace

Deep Core Support

Adaptive Medium Foundation

Deep Core Support

Resilient Medium-Firm Alignment

Motion Isolation Level

Targeted Localized Support

Motion Isolation Level

Absolute Motion Defense & Surface Stillness

Foundation Core

8" Independent Pocketed Coils

Foundation Core

8" Zoned Power-Pocketed Coils

Edge Support Integrity

Deluxe Heavy-Duty Perimeter Wall

Edge Support Integrity

Reinforced Double-Row Steel Edge Guard

Our team can help you identify the specific SleepPros luxury innerspring model that perfectly balances your preference for dependable, traditional support with zero motion transfer and exceptional pressure relief.

Find Your Perfect Innerspring Match

Tell us about your primary sleep preferences (e.g., wanting a stable surface that's easy to get in and out of, minimizing partner disturbances, or staying cool throughout the night) so we can pinpoint your ideal foundation.

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