H Two O

From Discogs:

H Two O are a Leicester-based garage DJ duo consisting of Solution and Oz, also-known as Selim and Simon.Contact: htwoomusic@hotmail.co.uk

From Lastfm:

H "Two" O are a Leicester-based garage DJ duo consisting of Solution and Oz, also-known as Selim and Simon. The duo are best-known for their single "What's It Gonna Be", which made #2 in the UK Singles Chart in February 2008. The single, featuring vocal trio Platnum, originally charted just inside the top ten before climbing to number two for the week ending March 2, 2008.

From Wikipedia:

This is not the same as H20.

H "Two" O are a Leicester based garage and bassline duo consisting of Solution and Oz (also known as "Hit 'Em And Hard"). The name, H "Two" O, is a reference to the name of the radio station where the pair first met before they started producing music themselves.

The duo are best known for their single "What's It Gonna Be", which reached number two in the UK Singles Chart in February 2008. The single, featuring vocal trio Platnum, originally charted at number seven, before climbing to the number two position, where it remained for three weeks.

H "Two" O were resident DJs throughout 2008 at the Es Paradis club in San Antonio, Ibiza , as well as DJing around Europe; during the year, they also performed in other dance music holiday destinations, including Ayia Napa, Kavos, Malia, Marbella and others.

In January 2009, H "Two" O mixed one of the CD's on the second Ministry of Sound bassline album, 'The Sound Of Bassline'.

They currently work with independent record label Insatiable Music, as well as consistently DJ-ing throughout the UK on a regular basis.

H "Two" O also present a radio show on Takeover Radio 103.2 in Leicester and 97.4 & 107.9 Afan FM in South Wales.