Arches

Aquarelle Hot Press

300gsm100% cottonsmoothnatural white

Characteristics

Sizing: internal and surface (gelatin)
Formats: 22x30in, roll
Coating: Traditional watercolour paper with gelatin sizing. May need pre-soaking to remove surface sizing for some processes. Excellent for salt printing where gelatin sizing is desired.

Process Suitability

Salt PrintExcellentGelatin sizing is ideal for salt printing

Gum BichromateExcellent

Carbon TransferExcellent

CyanotypeGoodGelatin sizing may need removal for even coating

Platinum PalladiumGoodWorks well once sizing is addressed

Van Dyke BrownGood

Where to Buy

Jackson's ArtUK

Blick Art MaterialsUS

GerstaeckerEU

Sources

Physical specifications from manufacturer datasheets. Process suitability ratings based on published references and practitioner experience.

Data from: The Book of Alternative Photographic Processes[Authoritative Reference], Gum Printing: A Step-by-Step Manual[Authoritative Reference]

Last verified: Apr 2026Reviewed: Apr 2026Report an error Suggest an edit