scope:

This Standard applies to spas, hot tubs, and associated equipment for residential and commercial use that

(a) are intended to be permanently connected to a plumbing system;

(b) are intended for use indoors in nonhazardous locations; and

(c) are connected

(i) permanently to an electrical supply circuit of 250 V and less (i.e., 150 V maximum to ground); or

(ii) to a single source of electrical supply that is

(1) rated not more than 125 V, single phase, and not more than 15 A; and

(2) has a factory-provided supply cord terminating in a moulded attachment plug.

Note: See Clause 4.2.8 for requirements for plug- and cord-connected equipment. 

Clauses 1 to 6 apply to spas and hot tubs and Clauses 7 and 8 apply to associated equipment as follows:

(a) Clause 7 - remote packaged units for use with spas and hot tubs; and

(b) Clause 8 - lighting equipment provided as an integral part of a spa or hot tub.

This Standard does not apply to

(a) hydromassage bathtubs covered in CSA Standard C22.2 No. 218.2;

(b) portable hydromassage units;

(c) heated bathtubs;

(d) hydrotherapy bathtubs or units; and

(e) swimming pool heaters