FAQ Greenhouse Heater & Cooler What temperature does the heater reach? With three heat outputs, the Phoenix Greenhouse Heater can reach between 32°F and 79°F (0°C and 26°C). How big is the heater? The heater is 16 x 8.7 x 13" (41 x 22 x 33 cm) and weighs 5.5 lb (2.5 kg). How strong is the fan component? The integrated fan is quite powerful, reaching 460 m³/h and providing excellent air circulation. Is the Phoenix Heater waterproof? While the heater isn’t waterproof, it is water-resistant with an IPX4 splash-proof rating. Is there support for post-purchase? Of course! Our after-sales customer service team is available to answer any and every question. You can fill out our contact form or give us a call at 1 (877) 669-1286. Share Share Link Close share Copy link Back to FAQs