DN-2 (Set of 12) - Dri-nest sub-floors. Set of 12 fits MSS-8, TM-12, or PMC-24 (2 sets needed for PMC-24).

Keeps approximately 1/4" space between nest and floor to allow air circulation and application of DE (Diatenacious Earth) for parasite control or our martin house protector Protective Enzymes 

Made in USA.