Astwood II 5kwThe Astwood II has an external riddling facility to conveniently clear the ashes from the grate. It features an adjustable log guard for either wood or smokeless fuels. Constructed from quality cast iron and steel, the Astwood II is finished in matt black paint. As with all ACR stoves, it comes with a 10 year warranty. Specifications Spec Value Height 596mm Width 542mm Depth 390mm Output Range 5kw nominal (3. 5Kw min 8Kw max) Efficiency 80. 36% gross