Rhinowares Thumpa knockbox for coffee grounds RHWTBK — stainless steel bar, compact counter design

Thumpa knockbox by Rhinowares RHWTBK is a compact countertop container designed to collect and dispose of espresso puck grounds quickly and hygienically. The unit features a robust stainless-steel knock bar that stands up to repeated impact from portafilters and a sturdy body intended for daily use in home kitchens, office coffee stations, and small cafés. Its compact footprint makes it easy to position at an espresso workstation without taking up excessive counter space.

Advantages

The stainless-steel knock bar provides durable resistance to wear and impact while allowing fast and effective puck removal. The container body is built for stability and easy handling, reducing spills and keeping the workstation tidy. The compact counter design balances capacity and space efficiency so grounds are collected discreetly and can be emptied with minimal effort. The overall construction supports routine cleaning and hygienic use.

Suitable for

• Home espresso stations and kitchen counters
• Small cafés and take-away bars
• Office coffee areas and shared kitchens
• Baristas practicing espresso preparation and workflow

Key specifications

• Knock bar material: stainless steel for long-lasting impact resistance
• Design: compact countertop container optimized for small to medium workspaces
• Compatibility: intended for use with handheld portafilters and manual espresso preparation
• Construction: sturdy body engineered for stability during knocking and removal of grounds

How to use

Place the knockbox on a stable section of the counter near the espresso machine. After extracting a shot, strike the portafilter against the stainless-steel knock bar to release the puck into the container. Repeat as needed during a brewing session. When the container fills, lift and empty grounds into compost or waste according to local disposal practices, then rinse or wipe the interior and knock bar to maintain cleanliness.

Usage recommendations

For best results, position the knockbox within easy reach of the espresso machine to maintain a smooth workflow. Empty the container regularly to avoid overfilling and inspect the knock bar periodically for any signs of loosening; tighten or reseat components if necessary. Clean the unit with warm water and mild detergent and allow to dry before reuse.