Powis Hardcovers

Premium materials, premium covers

Make hardback books without messy glue pots and costly casing-in machinery. Fastback Hardcovers eliminate the mess and complexity because the adhesive is built into the covers. Designed to be used with the Fastback Hardcover Assembly Guide, ensuring consistent alignment of book blocks within your cover.

• Available in 3 materials: Suede, Comp & Leather

• Sizes: 8.5″ x 11″ Portrait and A4 Portrait

Hardcover Spine Widths

# of Pages

# of Sheets

Width in Inches

Width in mm

A spine
10—120 pages
5—60 sheets
0.25″
6.4mm

B spine
120—220 pages
60—110 sheets
0.5″
12.7mm

C spine
220—360 pages
110—180 sheets
0.75″
19.7mm

D spine
360—470 pages
180—235 sheets
1″
25.4mm