If your shower pan requirements are close to the following standard pans you can expand them or modify them. See the following video:

There are more shower pan sizes if the standard sizes will not work:


| Item No. | Dimensions | Perimeter height | Drain placement |
| KST 965/1525 | 97 cm x 152 cm – 38″ x 60″ | 29 mm – 1-1/8″ | center |
| KST 1220/1525 | 122 cm x 152 cm – 48″ x 60″ | 28 mm – 1-3/32″ | center |
| KST 1220/1830 | 122 cm x 183 cm – 48″ x 72″ | 32 mm – 1-1/4″ | center |
| KST 1525 | 152 cm x 152 cm – 60″ x 60″ | 30 mm – 1-3/16″ | center |
| KST 1830 | 183 cm x 183 cm – 72″ x 72″ | 32 mm – 1-1/4″ | center |
| KST 915 BF | 97 cm x 97 cm – 36″ x 36″ | 22 mm – 7/8″ | center |
| KST 915/1220 BF | 91 cm x 122 cm – 36″ x 48″ | 25 mm – 1″ | center |
| KST 1220 BF | 122 cm x 122 cm – 48″ x 48″ | 25 mm – 1″ | center |
| KST 965NA/ BF | 97 cm x 97 cm – 38″ x 38″ Neo angle | 26 mm – 1-1/32″ | off-center |