pulpfiction1
Reef Scavenger
this is pretty much all i use and i get it at HH
http://www.homehardware.ca/en/rec/index.htm/Plumbing-Electrical/Plumbing/Repair-Hookup/Miscellaneous/Miscellaneous/CEMENT-TRANS-GAS-SYSTEM636-473ML/_/N-2pqfZ67l/Ne-67n/Ntk-All_EN/R-I3262231?Ntt=transition+cement
http://www.homehardware.ca/en/rec/index.htm/Plumbing-Electrical/Plumbing/Repair-Hookup/Miscellaneous/Miscellaneous/CEMENT-TRANS-GAS-SYSTEM636-473ML/_/N-2pqfZ67l/Ne-67n/Ntk-All_EN/R-I3262231?Ntt=transition+cement