
This Month’s Topic:
Sleeper Sofas
Let’s eliminate the guesswork out of sleeper sofas! Whether you are decoding various mechanisms, considering mattress options or estimating overall width dimensions, we are here to provide you with all of the essential information!
Let’s Dig In!
In Hospitality, Two Main Types of Sleeper Sofas Reign Supreme:

Traditional Mech
Where you sleep with your head at the back of the sofa.

SBA Mech
(Sleep Between the Arms) Where you sleep with your head at one of the arms.
The trickiest bit about sleeper sofas is estimating overall dims. Let’s dive into some general dimensional rules so you can tackle those guestrooms sleeper sofa specifications with ease!
First…Let’s Breakdown the Fundamentals


However, the true excitement lies in seamlessly integrating these diverse seating arrangements with tables and counters, ensuring guests are immersed in unforgettable culinary adventures without being conscious of the tremendously meticulous coordination and technical precision behind the interior design.
Traditional Mech
Critical Dimensions
| GENERAL WIDTH CALCULATIONS |
| Mattress Width + 8″ Mech + Arm Thickness (X2) + Frame Taper (X2) |

| Example For 40798 Sofa Above: |
| Full Mattress: 60″ + 8″ + (3.5 X 2 Arm Thickness) + 0 (No Taper) = 70″ MINIMUM WIDTH |

Additional Traditional Mech Info: |
| Sofa Minimum Back Height: 21″ Min. Required Mattress Cavity At Back: 11″ Typical Depth When Mech Is Fully Open: 90″ +/- |
SBA Mech
Critical Dimensions
GENERAL WIDTH CALCULATIONS |
| Mattress Length (72″) + 7″ Mech Connections + Arm Thickness (X2) + Frame Taper (X2) |

Example 23086-SBA Queen Width: |
| Mattress Length 72″ + 7″ Mech Connection + 4″ X 2 (Arm Thickness) + 0 (No Taper) = 87″ OVERALL WIDTH |

Additional SBA Mech Info: |
| No Minimum Back Height (As The Mattress Stacks Flat) Overall Depth When Mattress is Fully Open is Approx: 72″ +/- ; Saving You 18″ In Projection Compared to Traditional Mech Cozy SBA System: 72″ Long Cozy Queen Mattress Overall Depth of SBA Cozy System When Open is Approx: 68″ +/- |
MATTRESS GRADES

MECHANISM GRADES

With all this great EF technical information in hand, you now can estimate overall sleeper sofa sizes with confidence! You can flex your specs with the various mattress and mechanism options. Note Edgecombe Furniture can easily re-engineer our sofas and sleeper sofas to fit your desired mechanism and mattress type. It’s what we do all day, every day! Just ask, and we would be delighted to help you out.
This wraps up Vol 3 of our Edge-You-Cation Series!
Want to save all this info? We made it easy for you! Simply download our cheat sheet at the link below.
