The Powerful And Efficient Palma Electric Greenhouse Heater From Bio Green Is A Superb Heater For The Greenhouse With An Air Circulation Rate Of 156m3 Per Hr And 2kw Output - Stats Usually Associated With Much Larger Heaters.these Heaters Meet The Stringent Ipx4 Safety Standard Meaning They Are Entirely Suitable For Operation In Damp Environments Such As Greenhouses.the Palma Heater Is A High Quality 2.0kw Electric Heater Which Is Easy To Use And Set Up And Has A Durable Stainless Steel Casing And Comes With A 2 Year Manufacturers Warranty. ideal For Greenhouses Up To 8ft X 10ft In Size To Provide Energy Efficient Frost Protection.the Heater Is Not Supplied With A Thermostat, This Can Be Bought Separately. 2kw Output - Air Circulation Rate Of 156m3 Per Hrenergy Efficient Electric Heatersuitable For Greenhouses, Workshops And Living Spaces2 Year Guaranteestainless Steel Casingcompact Designpractical Carry Handlesplash Proof - Meets Ipx4 Safety Standardideal For Smaller Greenhouses Up To 8ft X 10ft3m Power Cable3 Functions - Off, Air Circulation, Heatmeasures - 28cm L X 20cm W X 32cm Hthermostat Is Available Separately - See Drop Down List