Your seedlings, cuttings and delicate plants will all thrive in the Harmony 6 x 4ft Greenhouse. The smart and clean design results in a functional and sturdy structure offering the perfect environment for your plants to thrive at all times of the year. This great value greenhouse is made from a rust-resistance aluminum frame and crystal polycarbonate panels that are much stronger than glass while providing 100% UV protection. A vent window ensures air circulation to balance humidity and temperatures, so your plants don’t quickly wilt on hot days. The sliding panel assembly system locks together without the nuisance of any additional parts for easy assembly. Free accessory for each honest product review completed on our website post purchase! Full terms and conditions available upon delivery of any Palram shed or greenhouse. Features: Lockable door handle Sliding panel assembly system Sturdy aluminium frame for long lasting durability Maximum safety - no glass to shatter or break Crystal clear polycarbonate panels are virtually unbreakable Over 90% light transmission, 100% UV protection Dual rain gutters for water collection Vent window included for air circulation 5 year limited manufacturers warranty - conditional Palram Harmony 6 x 4 ft Greenhouse Important information: All Harmony greenhouses need to be fixed to a solid foundation. A perimeter base is included - this is where holes for anchoring are situated. Anchoring is NOT supplied for assembly onto concrete. This must be purchased separately.