7" Swiss Hole Klein Recycler Glass Attachment for Puffco Peak & Peak Pro | Croia Glass

A different take on the classic Puffco glass top. The Croia Glass 7" Swiss Hole Klein Recycler Glass Attachment combines a sculpted circular chamber, multiple Swiss-style openings, and an external water return loop in a striking all-clear design. Every curve and connection is on display, giving this piece its distinctive scientific glass character.

Designed for Puffco Peak and Puffco Peak Pro, this 7-inch recycler glass attachment offers a more intricate alternative to a standard replacement top. Its compact lower diffusion chamber, visible recycler pathway, and extended straight neck bring together detailed glasswork and a functional water-circulation design.

Key Features

• Swiss Hole Circular Chamber: Multiple sculpted openings create a distinctive layered glass structure.
• Klein-Style Recycler: External return tubing provides a dedicated water-circulation pathway.
• 7-Inch Extended Profile: Taller glass construction with a straight neck and flared mouthpiece.
• Compact Lower Diffusion Chamber: Tapered lower section designed for initial water contact.
• Clear Borosilicate Glass: Transparent construction showcases the internal glasswork and recycler tubing.
• Puffco Compatibility: Designed for Puffco Peak and Peak Pro.

Swiss Hole Chamber with Sculptural Detail

The centerpiece of this attachment is its rounded Swiss hole chamber. Multiple circular openings pass through the glass body, creating a layered, almost mechanical appearance.

Unlike a conventional straight-sided chamber, the Swiss hole design introduces additional internal surfaces and open spaces around the water pathway. Its circular pattern gives the glass a distinctive look from nearly every angle.

The transparent construction keeps the chamber fully visible, making the sculpted openings and surrounding glasswork part of the overall appeal. For anyone who appreciates Swiss hole glass, this design offers a compelling alternative to simpler replacement tops.

Klein-Style Recycler Water Circulation

An external glass return loop connects the upper section to the lower chamber, creating the attachment's Klein-style recycler arrangement.

During use, the recycler pathway is designed to direct circulating water back toward the lower chamber. This allows water to move through the glass rather than remaining confined to a single static chamber.

How the Recycler Pathway Works

• Lower Diffusion Chamber: Provides the initial water-contact area for incoming vapor.
• Swiss Hole Chamber: Adds a sculpted circular section to the water and vapor pathway.
• External Return Loop: Guides circulating water back toward the lower chamber.

The result is a more involved water pathway than a basic single-chamber glass top. Actual recycling action depends on the water level, airflow, and draw strength.

7-Inch Extended Neck and Splash Control

At 7 inches tall, this glass attachment provides additional distance between the active water chamber and the mouthpiece.

A narrow transition above the circular chamber leads into the extended upright neck, helping separate the mouthpiece from the main water movement.

• Extended Straight Neck: Adds distance between the water chamber and mouthpiece.
• Shaped Neck Transition: Helps manage upward water movement.
• Flared Glass Mouthpiece: Provides a smooth, comfortable contact surface.

This arrangement is intended to help limit splashback during normal use. Correct water filling and a steady draw remain important, particularly with recycler glass attachments.

Compact Lower Diffusion Chamber

Beneath the Swiss hole section sits a tapered lower chamber connected to the vapor inlet and external recycler tubing.

This lower section provides the initial water-contact area before vapor moves through the upper glass structure. Its compact shape also helps keep the overall attachment visually balanced despite the more elaborate chamber above.

The clear glass makes it easy to inspect the water level and observe the internal structure during use.

Clear Borosilicate Glass Craftsmanship

The design keeps the focus on glasswork rather than color or decorative coatings. Its circular openings, curved tubing, and formed glass connections remain fully visible through the transparent body.

Made from borosilicate glass, the attachment offers good resistance to thermal changes during normal use while maintaining a clean, scientific appearance.

• All-Clear Finish: Showcases the recycler pathway and internal chamber.
• Sculpted Swiss Holes: Add depth and distinctive circular detailing.
• External Glass Tubing: Makes the water-return structure visible.
• Borosilicate Construction: Combines thermal resistance with clear glass aesthetics.

For collectors who prefer transparent scientific glass, this recycler brings together intricate construction and an understated finish.

Compatible with Puffco Peak & Peak Pro

The Swiss Hole Klein Recycler Glass Attachment is designed as a replacement top for both Puffco Peak and Puffco Peak Pro.

It allows users to change the appearance and water-path design of their existing e-rig without replacing the electronic base.

• Compatible with Puffco Peak
• Compatible with Puffco Peak Pro
• 7-inch Swiss hole recycler design
• Klein-style external water return loop
• Replacement glass attachment only
• Electronic device not included

Product Specifications

Brand	Croia Glass
SKU	CRP71
Height	7 Inches
Product Type	Recycler Glass Attachment
Material	Borosilicate Glass
Chamber Design	Swiss Hole Circular Chamber
Recycler Type	Klein-Style External Recycler
Lower Chamber	Compact Diffusion Chamber
Mouthpiece	Extended Straight Neck with Flared Lip
Compatibility	Puffco Peak / Puffco Peak Pro
Color	Clear
Package Includes	1 Glass Attachment

Frequently Asked Questions

Does this recycler glass fit both Puffco Peak and Peak Pro?

Yes. This Croia Glass recycler attachment is designed for both Puffco Peak and Puffco Peak Pro. It replaces the original glass top with a Swiss hole recycler design.

What is a Swiss hole recycler?

A Swiss hole recycler combines a chamber featuring multiple circular glass openings with a dedicated water-return pathway. The openings create a sculpted internal structure, while the recycler tubing guides circulating water toward the lower chamber.

How is this different from standard Puffco glass?

This attachment features a Swiss hole circular chamber, external recycler tubing, and an extended 7-inch profile. These features create a more intricate water-path arrangement and a different appearance from a basic glass top.

Does the extended neck help reduce splashback?

The extended neck and shaped chamber transitions are designed to help separate the mouthpiece from active water movement. Splashback can still occur if the attachment is overfilled or drawn too aggressively.

How much water should I add?

Begin with a small amount of water in the lower chamber. Test the airflow and recycler action with the glass removed from the electronic base, then adjust gradually. Avoid overfilling.

How do I clean the Swiss hole recycler glass?

Remove the attachment from the electronic base and empty the water. Clean the internal passages with isopropyl alcohol, rinse thoroughly, and allow the glass to dry completely before reinstalling.

Is the Puffco device included?

No. This product includes the Croia Glass replacement glass attachment only. The electronic base is not included.

Croia Glass is an independent accessories brand and is not affiliated with or endorsed by Puffco. Puffco and Peak are trademarks of their respective owner.