OO Gauge Building Kits

HO Scale Building Kits

Just released, the first phase of our grand factory complex

OO Gauge 4mm Rail Linked Brick Factory. £5.99

Included in the kit are a variety doors, windows, company signs and packing cases.

Detailed interior, simple to assemble following the detailed photographic instructions.

3dk Releases YouTube Channel

You can now follow our weekly product updates on YouTube. 

Check us out on YouTube.

Did you know you can easily re-size our kits.

You model in OO Gauge and see a HO Scale kit you like Simply use our re-size scale below to enlarge HO Scale to OO Gauge.


N Gauge

OO Gauge

Site updated 16th Jan 2020

Contact us at:


Tel: (001) 519-803-9054

Email: tdkcardkits@gmail.com

O Gauge

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3dk.ca model railway downloadable structure & railroad building card kits. 3DK produces some of the finest and most detailed model railway card kits available on the market today. We produce a large number of kits in various scales and a range of styles from line side industries, low relief street scenes, stations, garages etc. We also produce a large range of detailing sheets of brick and stone walling, roofing, doors and windows.