Building a DIY Printer Enclosure

Harry S.

The Case for an Enclosure

An enclosure is arguably the single most impactful hardware addition for a 3D printer operator who wants to expand beyond PLA and PETG. It does three things simultaneously:

1. Traps heat from the heated bed and hotend to maintain an elevated ambient chamber temperature (essential for ABS, ASA, and Nylon)
2. Excludes draughts that cause differential cooling and warping
3. Contains the fumes and particulates produced by high temperature materials, making it practical to use an activated carbon filter to clean the exhaust before it enters the room.

These three functions together open up a category of engineering materials that simply don't print reliably in open air.

The excellent news: a functional enclosure doesn't need to be expensive. The 3D printing community has developed numerous clever, low cost approaches that produce effective results. The following guide covers the most practical options for Australian makers.

The IKEA Lack Stack

The "Lack Enclosure" is a legendary community project: stack two or three IKEA Lack side tables (about $10–15 each from IKEA Australia) and line the sides and top with 3mm acrylic sheets. The printer sits on the bottom Lack, and the stacked tables form the enclosure walls and ceiling. The acrylic panels slot into printed corner brackets (designs available on Printables) and can be hinged for access. A printed door with magnetic closure completes the enclosure. Total cost: $70–130 depending on acrylic pricing. The result is a surprisingly rigid, functional enclosure that fits Ender 3-sized printers perfectly.

Enhancements worth adding:

• A self-adhesive LED light strip inside for visibility.
• A USB powered small fan with an activated carbon filter for fume management
• A temperature sensor (a cheap $5 DHT22 connected to an ESP8266 for WiFi monitoring is popular) so you can verify the chamber is reaching the target temperature before printing.
• A 60°C ambient is typical for ABS printing with a 110°C bed, and if yours isn't reaching this, add insulation to the acrylic panels with foam tape at joints.

Printables: Stacking Ikea Lack Printer Enclosure

Commercial Options

The Bambu Lab enclosure (for their P1 series printers) is purpose built and professionally finished. Third party enclosures from Creality, eSUN, and other brands are available through Australian 3D printing suppliers for $150–300. These are convenient but rarely offer better thermal performance than a well built Lack enclosure. For a dedicated engineering materials printer running ABS, ASA, or Nylon regularly, the investment in a proper enclosure, DIY or commercial, is paid back in failed prints avoided within a few weeks. See our engineering materials guide for the complete setup requirements for high performance printing.