NCC 2016 Volume One
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Part J7 Heated Water Supply and Swimming Pool and Spa Pool Plant

Part J7 Heated Water Supply and Swimming Pool and Spa Pool Plant

J7.0 Deemed-to-Satisfy Provisions

(a)

Where a Deemed-to-Satisfy Solution is proposed, Performance RequirementsJP1 and JP3 are satisfied by complying with—

(i)

J0.1 to J0.3; and

(ii)

J1.1 to J1.6; and

(iii)

J2.1 to J2.5; and

(iv)

J3.1 to J3.7; and

(v)

J5.1 to J5.4; and

(vi)

J6.1 to J6.6; and

(vii)

J7.1 to J7.4; and

(viii)

J8.1 to J8.3.

(b)

Where a Performance Solution is proposed, the relevant Performance Requirements must be determined in accordance with A0.7.

Intent

To clarify that and will be satisfied if compliance is achieved with to .

See comments for Deemed-to-Satisfy Provisions of .

J7.1 *  *  *  *  *

Blank clause

This clause has deliberately been left blank.

The content of , which existed in BCA 2005, has been removed. The provision number has been retained without text so as not to change the numbering of the current BCA from that of BCA 2005.

J7.2 Heated water supply

A heated water supply system for food preparation and sanitary purposes must be designed and installed in accordance with Part B2 of NCC Volume Three — Plumbing Code of Australia.

Intent

To set the minimum requirements for heated water systems.

The measures for heated water supply, which existed in BCA 2013, are now contained in of NCC Volume Three — Plumbing Code of Australia.

J7.3 Swimming pool heating and pumping

(a)

Heating for a swimming pool must be by—

(i)

a solar heater not boosted by electric resistance heating; or

(ii)

a heater using reclaimed energy; or

(iii)

a gas heater; or

(iv)

a heat pump; or

(v)

a combination of (i) to (iv).

(b)

Where some or all of the heating required by (a) is by a gas heater or a heat pump, the swimming pool must have—

(i)

a cover unless located in a conditioned space; and

(ii)

a time switch in accordance with Specification J6 to control the operation of the heater.

(c)

A time switch must be provided in accordance with Specification J6 to control the operation of a circulation pump for a swimming pool.

(d)

For the purpose of J7.3, a swimming pool does not include a spa pool.

Intent

To set the minimum requirements for swimming pool heating and pump control.

This provision states what energy source may be used to heat a swimming pool. It is to meet the objective of reducing greenhouse gas emissions and the performance requirement of using an energy source that is of low greenhouse intensity or is a renewable source. It also requires a swimming pool to have—

  • if heated by gas or heat pump—
    • a cover; and
    • time switch operation for the heater.
  • a time switch to control the operation of a circulation pump.

Some jurisdictions may have Performance Requirements for a pool cover under the Smart Approved Water Mark Scheme.

has specific requirements for spa heating and pumping therefore for the purpose of this provision a swimming pool does not include a spa.

J7.4 Spa pool heating and pumping

(a)

Heating for a spa pool that shares a water recirculation system with a swimming pool must be by—

(i)

a solar heater; or

(ii)

a heater using reclaimed energy; or

(iii)

a gas heater; or

(iv)

a heat pump; or

(v)

a combination of (i) to (iv).

(b)

Where some or all of the heating required by (a) is by a gas heater or a heat pump, the spa pool must have—

(i)

a cover; and

(ii)

a push button and a time switch in accordance with Specification J6 to control the operation of the heater.

(c)

A time switch must be provided in accordance with Specification J6 to control the operation of a circulation pump for a spa pool having a capacity of 680 L or more.

Intent

To set the minimum requirements for a spa heater and pump control.

As for swimming pools, this provision states what energy source may be used to heat a spa. It also requires a spa which is heated by gas or a heat pump to have—

  • a cover; and
  • a push button and time switch operation for the heater.

680 L is generally accepted as the capacity of when a spa bath becomes a spa pool.