The Helix Foundation is designed to perfectly match standard mattress dimensions. It is available in 7.5" and 5.5' heights. Here are the full dimensions (Width x Length x Height) for each size:
Standard Profile (7.5 inches tall)
- Twin: 37.5" x 74" x 7.5" (Slats 3.5" apart)
- Twin XL: 37.5" x 79" x 7.5" (Slats 3.5" apart)
- Full: 52.5" x 74" x 7.5" (Slats 3.5" apart)
- Queen: 59.5" x 79" x 7.5" (Slats 3.5" apart)
- King: 75.5" x 79" x 7.5" (Slats 3.5" apart)
- CA King: 71.5" x 83" x 7.5" (Slats 3.5" apart)
Low Profile (5.5 inches tall)
- Twin: 37.5" x 74" x 5.5" (Slats 3.5" apart)
- Twin XL: 37.5" x 79" x 5.5" (Slats 3.5" apart)
- Full: 52.5" x 74" x 5.5" (Slats 3.5" apart)
- Queen: 59.5" x 79" x 5.5" (Slats 3.5" apart)
- King: 75.5" x 79" x 5.5" (Slats 3.5" apart)
- CA King: 71.5" x 83" x 5.5" (Slats 3.5" apart)