diff --git a/iframe.html b/iframe.html
index 2b31edcc9..b1744a81e 100644
--- a/iframe.html
+++ b/iframe.html
@@ -23,6 +23,7 @@ var scriptEl = document.createElement('script')
 scriptEl.setAttribute('type', 'text/javascript')
 scriptEl.setAttribute('src', 'dist/bundle.js')
 scriptEl.setAttribute('couleur', '#' + couleur)
+scriptEl.setAttribute('iframe', true)
 document.body.appendChild(scriptEl)
 </script>
 		<script src="https://use.fontawesome.com/1da10bbdec.js"></script>
diff --git a/package.json b/package.json
index 7559a961b..e4090685e 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,6 @@
 		"reduce-reducers": "^0.1.2",
 		"redux": "^3.7.2",
 		"redux-form": "6.8.0",
-		"redux-saga": "^0.15.3",
 		"reselect": "^3.0.1",
 		"whatwg-fetch": "^2.0.3",
 		"yaml-loader": "^0.5.0"
@@ -95,13 +94,21 @@
 	},
 	"scripts": {
 		"start": "node source/server.js",
-		"compile": "NODE_ENV='production' webpack --config source/webpack.config.js",
-		"surge": "npm run compile && surge --domain scientific-wish.surge.sh -p ./ && rm -rf dist/",
-		"test": "mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js \"test/**/*.test.js\"",
-		"test-watch": "mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js \"test/**/*.test.js\" --watch",
-		"test-meca": "mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js test/mecanisms.test.js --watch",
-		"test-rules": "mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js test/real-rules.test.js --watch",
-		"heroku-postbuild": "npm install --dev && webpack --config source/webpack.config.js --progress",
-		"test-inversions": "mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js \"test/inversion.test.js\" --watch"
+		"compile":
+			"NODE_ENV='production' webpack --config source/webpack.config.js",
+		"surge":
+			"npm run compile && surge --domain scientific-wish.surge.sh -p ./ && rm -rf dist/",
+		"test":
+			"mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js \"test/**/*.test.js\"",
+		"test-watch":
+			"mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js \"test/**/*.test.js\" --watch",
+		"test-meca":
+			"mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js test/mecanisms.test.js --watch",
+		"test-rules":
+			"mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js test/real-rules.test.js --watch",
+		"heroku-postbuild":
+			"npm install --dev && webpack --config source/webpack.config.js --progress",
+		"test-inversions":
+			"mocha-webpack --webpack-config source/webpack.test.config.js --require source-map-support/register --require test/helpers/browser.js \"test/inversion.test.js\" --watch"
 	}
 }
diff --git a/source/components/pages/Header.js b/source/components/pages/Header.js
index d25f44d57..38107d50b 100644
--- a/source/components/pages/Header.js
+++ b/source/components/pages/Header.js
@@ -1,6 +1,7 @@
 import React, { Component } from 'react'
 import 'Components/pages/Header.css'
 import { Link } from 'react-router-dom'
+import { getJsScriptAttribute } from '../../utils'
 
 export default class Header extends Component {
 	state = {
@@ -15,6 +16,8 @@ export default class Header extends Component {
 		)
 		if (!displayHeader) return null
 
+		if (getJsScriptAttribute('iframe')()) return null
+
 		return (
 			<div id="header">
 				<Link id="brand" to="/">
diff --git a/source/components/themeColours.js b/source/components/themeColours.js
index 34f3544a7..2a053303a 100644
--- a/source/components/themeColours.js
+++ b/source/components/themeColours.js
@@ -1,12 +1,8 @@
 import findContrastedTextColour from './findContrastedTextColour'
+import { getJsScriptAttribute } from '../utils'
 
 export default forcedThemeColour => {
-	let scriptColour = () => {
-			let script =
-				document.currentScript ||
-				[...document.getElementsByTagName('script')].pop()
-			return script && script.getAttribute('couleur')
-		},
+	let scriptColour = getJsScriptAttribute('couleur'),
 		// Use the default theme colour if the host page hasn't made a choice
 		defaultColour = '#2975D1',
 		colour = forcedThemeColour || scriptColour() || defaultColour,
diff --git a/source/containers/Layout.js b/source/containers/Layout.js
index 359d7cefa..648c7aaca 100644
--- a/source/containers/Layout.js
+++ b/source/containers/Layout.js
@@ -2,7 +2,7 @@ import React, { Component } from 'react'
 import './Layout.css'
 import './reset.css'
 
-import { Link, Route, Router, Switch, Redirect } from 'react-router-dom'
+import { Route, Router, Switch, Redirect } from 'react-router-dom'
 
 import Home from 'Components/pages/Home'
 import RulePage from 'Components/RulePage'
diff --git a/source/utils.js b/source/utils.js
index 46f503eb0..e38a9a5a3 100644
--- a/source/utils.js
+++ b/source/utils.js
@@ -1 +1,6 @@
 export let capitalise0 = name => name[0].toUpperCase() + name.slice(1)
+export let getJsScriptAttribute = attribute => () => {
+	let script =
+		document.currentScript || [...document.getElementsByTagName('script')].pop()
+	return script && script.getAttribute(attribute)
+}