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Tinkerframe ZM18 - Replacement lid kit for Zoo Med 18x18 and 36x18 terrariums
This 3D printed replacement lid kit is designed to fit the following Zoo Med front-opening terrariums and paludariums:
Compatible models:
18"x18"x18" (NT-3)
18"x18"x24" (NT-4)
18"x18"x36" (NT-5 / NT-5P)
36"x18"x12" (NT-32DW)
36"x18"x18" (NT-40DW)
36"x18"x36" (NT-6P)
🪴 Terrarium not included.
⚠️ Note for Double-Door Tanks
If your terrarium has double front doors (models NT-6P, NT-32DW, or NT-40DW),
you will need two lids to cover the entire tank — each lid fits one side.
🧩 Kit Components & Design
This is a DIY assembly kit that includes all required 3D-printed parts (except glass).
Assembly takes just a few minutes — everything snaps together without tools.
Each lid consists of four main bars:
One for each side
A front and back bar featuring our fine 3D-printed mesh for ventilation
The four bars snap together to form a sturdy frame.
Your glass center panel (not included) is held securely with plastic pressure tabs.
This design provides a clean, integrated, all-in-one lid and replaces the need for bulky or multi-part frames.
These lids are made to fit Zoo Med tanks only — they are not compatible with other brands or unlisted models.
For Exo Terra lids, please check our separate listings.
⚙️ Functional Features
Each lid includes six threaded holes — one at the front center, one at the back center, and one in each corner — each fitted with a flush screw-in cap.
You can customize these holes in several ways:
Misting nozzle adapters (optional): for installing standard-size misting nozzles (nozzles not included).
Feeder caps (optional): allow easy feeding or watering without opening the doors.
Cord pass-through caps (optional): for routing cords cleanly through the lid.
Solid vent inserts (optional): can be installed beneath the mesh to block airflow for high-humidity setups.
Or simply leave all holes capped for a sealed, clean look.
🪟 Glass Panel (Not Included)
To avoid shipping damage and extra cost, the glass insert is not included.
You can easily have glass cut to size at Lowe’s or other local hardware stores — often at no charge.
Glass opening: 14" x 16"
Recommended glass size: 13 15/16" x 15 15/16" (slightly smaller for a proper fit around the 5mm lip)
Compatible glass thicknesses:
Standard 3/32" glass (recommended)
1/8" or tempered glass (optional)
⚠️ Safety tip: Freshly cut glass edges can be sharp. Sand the edges lightly with fine-grit sandpaper before installation.
The glass is held in place securely using the included plastic pressure tabs.
🕸️ Ventilation & Mesh Details
Each vent section includes built-in fine 3D-printed mesh that:
Won’t rust or corrode
Prevents fruit flies from escaping
Is safe for tarantulas (no risk of catching toes or claws)
Optional solid vent inserts can be installed over the mesh to eliminate airflow for maximum humidity control.
🧰 Compatibility Notes
Designed exclusively for Zoo Med models NT-3 through NT-6P and related paludariums.
Not compatible with Exo Terra, Zilla, or other brands (though we may expand to other brands in the future).
If your lid doesn’t seem to slide back fully, check for excess silicone in the back tank corners — trimming this away usually resolves the issue.
🧡 Customization
We can often make small custom adjustments to lids — sometimes at no cost, or for a small fee if extra design time is required. Please message us with your request before purchasing.
🛠️ Assembly
Each kit includes:
Snap-together frame components
Plastic pressure tabs for glass retention
Printed instructions
A video tutorial will soon be available for easy step-by-step guidance.
Assembly is quick, requires no tools, and takes only a few minutes.
🐾 Summary
Fits Zoo Med models: NT-3, NT-4, NT-5, NT-5P, NT-6P, NT-32DW, NT-40DW
Some tanks (with double doors) require two lids
Four-piece snap-together 3D printed kit — easy to assemble
Glass not included (cut your own to fit 14"x16" opening)
Six capped holes for feeder, misting, or cord use
Built-in fine 3D printed mesh — rust-free and escape-proof
Optional accessories: feeder caps, misting adapters, solid vent inserts, cord caps
Designed for Zoo Med terrariums only
This 3D printed replacement lid kit is designed to fit the following Zoo Med front-opening terrariums and paludariums:
Compatible models:
18"x18"x18" (NT-3)
18"x18"x24" (NT-4)
18"x18"x36" (NT-5 / NT-5P)
36"x18"x12" (NT-32DW)
36"x18"x18" (NT-40DW)
36"x18"x36" (NT-6P)
🪴 Terrarium not included.
⚠️ Note for Double-Door Tanks
If your terrarium has double front doors (models NT-6P, NT-32DW, or NT-40DW),
you will need two lids to cover the entire tank — each lid fits one side.
🧩 Kit Components & Design
This is a DIY assembly kit that includes all required 3D-printed parts (except glass).
Assembly takes just a few minutes — everything snaps together without tools.
Each lid consists of four main bars:
One for each side
A front and back bar featuring our fine 3D-printed mesh for ventilation
The four bars snap together to form a sturdy frame.
Your glass center panel (not included) is held securely with plastic pressure tabs.
This design provides a clean, integrated, all-in-one lid and replaces the need for bulky or multi-part frames.
These lids are made to fit Zoo Med tanks only — they are not compatible with other brands or unlisted models.
For Exo Terra lids, please check our separate listings.
⚙️ Functional Features
Each lid includes six threaded holes — one at the front center, one at the back center, and one in each corner — each fitted with a flush screw-in cap.
You can customize these holes in several ways:
Misting nozzle adapters (optional): for installing standard-size misting nozzles (nozzles not included).
Feeder caps (optional): allow easy feeding or watering without opening the doors.
Cord pass-through caps (optional): for routing cords cleanly through the lid.
Solid vent inserts (optional): can be installed beneath the mesh to block airflow for high-humidity setups.
Or simply leave all holes capped for a sealed, clean look.
🪟 Glass Panel (Not Included)
To avoid shipping damage and extra cost, the glass insert is not included.
You can easily have glass cut to size at Lowe’s or other local hardware stores — often at no charge.
Glass opening: 14" x 16"
Recommended glass size: 13 15/16" x 15 15/16" (slightly smaller for a proper fit around the 5mm lip)
Compatible glass thicknesses:
Standard 3/32" glass (recommended)
1/8" or tempered glass (optional)
⚠️ Safety tip: Freshly cut glass edges can be sharp. Sand the edges lightly with fine-grit sandpaper before installation.
The glass is held in place securely using the included plastic pressure tabs.
🕸️ Ventilation & Mesh Details
Each vent section includes built-in fine 3D-printed mesh that:
Won’t rust or corrode
Prevents fruit flies from escaping
Is safe for tarantulas (no risk of catching toes or claws)
Optional solid vent inserts can be installed over the mesh to eliminate airflow for maximum humidity control.
🧰 Compatibility Notes
Designed exclusively for Zoo Med models NT-3 through NT-6P and related paludariums.
Not compatible with Exo Terra, Zilla, or other brands (though we may expand to other brands in the future).
If your lid doesn’t seem to slide back fully, check for excess silicone in the back tank corners — trimming this away usually resolves the issue.
🧡 Customization
We can often make small custom adjustments to lids — sometimes at no cost, or for a small fee if extra design time is required. Please message us with your request before purchasing.
🛠️ Assembly
Each kit includes:
Snap-together frame components
Plastic pressure tabs for glass retention
Printed instructions
A video tutorial will soon be available for easy step-by-step guidance.
Assembly is quick, requires no tools, and takes only a few minutes.
🐾 Summary
Fits Zoo Med models: NT-3, NT-4, NT-5, NT-5P, NT-6P, NT-32DW, NT-40DW
Some tanks (with double doors) require two lids
Four-piece snap-together 3D printed kit — easy to assemble
Glass not included (cut your own to fit 14"x16" opening)
Six capped holes for feeder, misting, or cord use
Built-in fine 3D printed mesh — rust-free and escape-proof
Optional accessories: feeder caps, misting adapters, solid vent inserts, cord caps
Designed for Zoo Med terrariums only