diff --git a/src/store/roofAtom.js b/src/store/roofAtom.js
new file mode 100644
index 00000000..36f35b6c
--- /dev/null
+++ b/src/store/roofAtom.js
@@ -0,0 +1,7 @@
+import { atom } from 'recoil'
+
+export const roofsState = atom({
+  key: 'roofs',
+  default: null,
+  dangerouslyAllowMutability: true,
+})