made up of a variety of sedum species. Not only does this help to insulate the building, but the water stored in the sedum plants is also harvested and used to flush the staff toilets and clean company vehicles. This, combined with the solar panels and the environmental construction have meant the energy bills have been cut by half. In June 2009, Adnams signed a five-year agreement to supply Ipswich Town FC with beers at their Portman Road stadium, replacing the 14-year-old association with Greene King. In 2010 Carl's Copper Pot still and Rectifying columns were installed and put in operation in November of that same year for the production of Gin, Vodka & Whisky. In early 2019, Adnams launched a new English cider called Wild Wave. Beers Adnams produce regular cask ale, seasonal beer, bottled beer, "international" beer and "commemorative" beers and cider : Regular beers Broadside, a 4.7% abv premium bitter Explorer, a 4.3% golden bitter that was introduced in 2004 as a summer seasonal; it became a regular beer in February 2006 Ghost Ship, a 4.5% abv pale ale, previously available May through to October but available year-round from March 2012 and is very flavoursome according to Neil Sharman. Ghost Ship Alcohol Free, a 0.5% version of their Ghost Ship pale ale. Produced through reverse osmosis. Sole Star, a low alcohol (2.7% abv) amber ale, introduced December 2011 and delisted shortly afterwards, it remains available in bottles. Reintroduced in 2017 at 0.9% abv and claimed to have the same taste as the original. Southwold Bitter, a 3.7% abv session bitter. This was renamed from plain "Bitter" and the packaging redesigned in May 2011. Topaz Gold, a 4.0% abv pale golden ale, brewed with Australian hop varieties, introduced August 2012 Keg beers Spindrift, a 5.0% abv golden bitter introduced in 2006 Seasonal English Red Ale, a 4.5% abv ale, available November to December, brewed with English Admiral hops. Extra, 4.3% abv. Available in April. Winner of the Champion Beer of Britain award in 1993. Fat Sprat, a 3.8% abv Amber summer beer, brewed with Pale Ale malted barley, Munich, Cara and Black malt, with Columbus, English Goldings, Cascade and Chinook hops; introduced in May 2013. Kristal White Ale, a 4.2% abv golden wheat beer, available February to Easter, brewed with malted wheat, barley and German Noble Hops. May Day, a 5.0% abv golden ale, available April and May,