Troyer's Vented Gourd Replacement Caps, Pack of 4 backyard bird seed This book provides information for

This book provides information for anyone interested in becoming a martin landlord

This expansion kit is specifically designed to work with the S&K Fountain Rack

Each trapezoid-shaped apartment has a 2

White exterior and dark interior tones keep gourds cool during warm weather

This collection of 4 convenient and durable plastic figures perfectly mimics a martin's body shape and size

Troyer's Vented Gourd Replacement Caps, Pack of 4 backyard bird seed This book provides information forHelp regulate the temperature in your existing Troyer's SuperGourds with these Troyer's Vented Gourd Replacement Caps. Using these 4 durable, threaded plastic caps on your existing purple martin SuperGourds (not included) throughout the summer is a unique new way to keep the nestlings cool. A PVC elbow in the center of each plastic cap angles downward, directing hot air out of the cavity. Heavy duty polyethylene with ultraviolet inhibitors ensure