Hot Knife X-treme is VacAway's crystallising encapsulation detergent for grease-cutting and deep cleaning. It penetrates, breaks down and emulsifies the oily film that traps dirt particles in carpet and upholstery fibres. VacAway describes it as an upgraded, butyl-free replacement for the original Hot Knife formula.
It is especially useful on oil-loving fibres such as olefin and polyester, and on sticky residues left behind by spilled soft drinks and previously applied cleaning products.
As it dries, Hot Knife X-treme expands and shatters into small crystals that encapsulate the trapped dirt. These crystals are removed during routine post-vacuuming and end up in the vacuum bag in a silty, powdery form.
Benefits
As listed by VacAway:
- Grease and grime removal: cuts through tough grease, dirt and grime, leaving no traces behind.
- Residue-free: zero sticky or dirt-attracting residue, so surfaces stay cleaner for longer.
- Versatile cleaning: suited to heavily soiled synthetic commercial or residential carpets.
- Deep penetration: penetrates and emulsifies the sticky film that binds dirt to carpet and upholstery fibres.
- Environmentally friendly: more than 99.70% readily biodegradable at use dilution.
- Pleasant scent: during and after cleaning.
- Easy clean-up: dries to a brittle state that is easily vacuumed away.
- Stain-resist safe: pH approximately 9.3 at 1:32 dilution, which VacAway states is safe for stain-resistant materials.
- Freeze-thaw stability: stable under varying temperature conditions.
Where It Fits
Use Hot Knife X-treme where soiling is oily: commercial carpet near kitchens and entries, olefin and polyester, and carpet with residue from earlier cleaning. For general maintenance cleaning on lighter soil, VacAway's plant-based Encap GREEN is the alternative. The SDS also lists tile and grout cleaning among its uses.
Dilution and Application
VacAway's published product page and the SDS on file do not give a dilution chart for Hot Knife X-treme. The SDS quotes pH at a 1:32 dilution (about 31 mL per litre of water), which is a test dilution rather than a direction. Follow the label, and ask us for the current dilution guidance before first use.
As with any encapsulation chemical, pre-vacuum first, apply evenly, agitate with a pad, bonnet or CRB, allow to dry fully, then vacuum.
Safety
The SDS on file (The Cleaner Image, US format, revised 2 January 2024) gives no hazard classification and states the product is not regulated for transport. It can cause eye irritation and may irritate skin. Wear splash-proof goggles and gloves. Store at room temperature.
Specifications
| Brand | VacAway (The Cleaner Image, USA) |
|---|---|
| Pack size | 3.78 L (1 US gallon) |
| Type | Crystallising encapsulation detergent and prespray |
| pH | About 9.3 at 1:32 dilution |
| Biodegradability | More than 99.70% readily biodegradable at use dilution (VacAway) |
| Suits | Synthetic carpet and upholstery; tile and grout (SDS) |
| SKU | CVAEN82-07 |
Frequently Asked Questions
Can I use it on wool?
VacAway positions it for synthetic carpets and oil-loving fibres. At pH around 9.3 it is on the alkaline side for wool; do not use it on wool without checking with us.
Do I have to extract it?
No. It is an encapsulator: it dries to crystals that are removed by vacuuming. It can also be used ahead of extraction.
Hot Knife X-treme or Encap GREEN?
Hot Knife X-treme for oily, heavily soiled synthetic carpet. Encap GREEN for general encapsulation maintenance.
Documents
Related Products
Not sure which encapsulation chemical suits the soiling? Tell us the carpet and the machine and we will help you choose.
