PT2 Disinfectant

UK Stockholder

PT2 Chlorine Dioxide Surface & Area Disinfectant (UK)

A PT2 disinfectant is a biocidal product used to disinfect surfaces in private and public areas such as swimming pools, spas, healthcare facilities, and public buildings. Chlorine dioxide (ClO₂) is used as a PT2 disinfectant because it controls bacteria, viruses, and biofilm while remaining effective across a wide pH range.

ChloroKlean supplies BPR-compliant PT2 chlorine dioxide products for pools, spas, wellness centres, and public and healthcare environments, with fast UK delivery from stock.

What PT2 Covers

PT2 disinfectants are biocidal products used for disinfecting surfaces in private and public areas under the GB Biocidal Products Regulation (GB BPR). They are essential for maintaining hygiene in swimming pools, spas, healthcare facilities, and public buildings.

Under PT2, chlorine dioxide is used both as a water disinfectant for pools and spas and as a surface disinfectant for high-traffic public and clinical areas where hygiene is critical.

Key Applications

Swimming Pools & Spas

Water and surface hygiene for commercial pools, hot tubs, and wellness centres, with strong biofilm and Pseudomonas control.

Healthcare & Public Buildings

Surface disinfection for hospitals, care homes, schools, and public facilities where hygiene standards are critical.

Wellness & Leisure Facilities

Ongoing water treatment and surface hygiene for leisure centres, hydrotherapy pools, and spa environments.

General Hard Surface Hygiene

Broad-spectrum disinfection of hard surfaces with low residue and low taste and odour impact.

Why Chlorine Dioxide for PT2?

Chlorine dioxide offers advantages over traditional chlorine for pool, spa, and public area disinfection, particularly where biofilm and Pseudomonas are a concern.

Superior Biofilm Control

ClO₂ penetrates and breaks down biofilms on surfaces and in water systems where chlorine struggles.

Wide pH Range

Maintains efficacy across pH 4-10, unlike chlorine which loses effectiveness above pH 7.5.

Proven Against Pseudomonas

Highly effective against Pseudomonas aeruginosa and Legionella in spa and pool environments.

Low Taste & Odour

Does not impart the strong chlorine smell often associated with pools and spas.

No THM Formation

Does not produce trihalomethanes or the disinfection byproducts associated with chlorination.

BPR Compliant

Supplied under GB BPR for PT2 surface and area disinfection in Great Britain; no EU or NI authorisation claimed.

Dosing & Compliance Notes

Typical chlorine dioxide (ClO₂) dose and residual figures below are indicative starting points. Always confirm site-specific dosing with a competent water treatment adviser.

Application	Typical ClO₂ dose / residual	Key standard
Pool & spa water residual	0.1-0.5 mg/L free ClO₂ residual	PWTAG / BPR PT2
Spa biofilm shock treatment	Elevated dose per product guidance, then flush	BPR PT2
Hard surface disinfection	Apply per product dilution, contact then wipe	BPR PT2
Public area water systems	0.1-0.5 mg/L residual maintained continuously	HSE ACOP L8 (where applicable)

Pool and spa residual figures follow PWTAG guidance. Always confirm site-specific dosing, contact times, and monitoring frequency with a competent adviser.

BPR Compliance

All ChloroKlean PT2 products comply with UK GB BPR and EU Biocidal Products Regulation requirements. Safety data sheets and technical data sheets are available on request for every product.

Related Resources

Frequently Asked Questions

A PT2 disinfectant is a biocidal product authorised under the Biocidal Products Regulation for disinfecting surfaces in private and public areas, including swimming pools, spas, healthcare facilities, and public buildings.

Yes. ChloroKlean supplies PT2 products for the Great Britain market in compliance with GB BPR. Active-substance status for chlorine dioxide is specific to the precursor route and product type and is listed on HSE's GB active substances list; EU/NI status under EU BPR is assessed separately and no EU or NI authorisation is claimed.

Yes. PT2 chlorine dioxide is widely used for pool and spa water and surface hygiene, with typical residual levels of 0.1-0.5 mg/L. It is particularly effective against biofilm and Pseudomonas aeruginosa.

No. Chlorine dioxide has a much lower taste and odour impact than traditional chlorine, which makes it well suited to indoor pools, spas, and wellness environments.

ChloroKlean is a UK-based stockist of PT2 chlorine dioxide products with fast delivery from UK stock. Contact our team for product recommendations and dosing guidance.

Need PT2 Disinfection Solutions?

Contact our team for PT2 chlorine dioxide product recommendations and dosing guidance for your pool, spa, or public area application.