2024
All CSST fittings and accessories used shall be approved by the CSST manufacturer for use with their
system and shall only be installed by licensees who have completed ___________ acceptable to the
Board
manufacturer training/certification
Where gas piping is to be concealed, connections shall only be made with CSST fittings listed for use in
___________ and be produced by the manufacturer of the CSST piping system
concealed spaces
For each malleable fitting there shall only be ________ CSST connection(s)
a single
Repairs shall be made with a fitting listed for the CSST system being used and installation of
______________ shall be required at the repair site
an access panel
CSST - Interior Meter Connections may be directly connected to the CSST system as long as the meter
is securely affixed to ____________ and the CSST is secured to the building structure when
_________ or more of tubing is exposed
the building; 24 inches
Can CSST be connected to an exterior meter?
No
CSST shall be sleeved when
Passing through a ____________to protect the integrity of the tubing
The tubing may be required to be ____________ per 780 CMR Massachusetts Amendments to the
International Building Code 2009
The requirement will be regulated/enforced by the __________
metal or concrete deck ; fire stopped/rated; Building Inspector
CSST Sleeve shall be ______________ and extend a minimum ________ from the top of the finished
floor and the underside of the deck
Schedule 40 black or galvanized pipe; 6"
Only manifolds for CSST systems supplied and listed by __________ may be concealed
the CSST manufacturer
CSST Concealed Assembled Manifold shall be installed in _______ and be a piping combination made
up of _________ and malleable tees
an accessible location; close nipples
CSST Fireplace Log Installations: