Measure Existing Cushions
30 minRecord length, width, thickness, and cushion count including back and seat sections.
Field context
This workflow is part of 1 niche field
Learn sofa cushion replacement from scratch with a clear step-by-step workflow, recommended tools, safety guidelines, and expert tips.
Record length, width, thickness, and cushion count including back and seat sections.
Choose HR foam density by use — seat cushions need 2.0+ lb density for longevity.
Sew boxing strips to top and bottom panels with hidden zipper in back boxing.
Insert wrapped foam, close zippers, and test fit on frame adjusting fill if sagging.
Density (lb/ft³) = foam weight ÷ volume; higher density lasts longer under daily use.
Electric knife or hot wire — ventilate, foam fumes irritate lungs.
Large sofa cushions awkward to sew — lift with proper technique.
Foam chips cling and jump — eye protection when trimming.