Equipment — KRENDL blowing machines

EarthLease is a professional rental offer (minimum one month, on quotation).

What is an insulation blower?

Insulation blowers (also called dense-pack / blowing rigs) project loose-fill insulation into confined spaces — lofts, partitions, floors — combining airflow and mechanical agitation for even coverage. They are widely used in renovation and energy-efficiency jobs.

KRENDL model families (reference list)

• KRENDL 575 — 1 turbine — blowing machine / blower
• KRENDL 425 — 1 turbine
• KRENDL 575 — 2 turbines
• KRENDL 2300 — 2 turbines
• KRENDL GV230 insulation vacuum — fibre extractor (optional add-on on quote)

Site safety, PPE and logistics

Following good practice from equipment-hire pages: use suitable PPE (gloves, goggles, masks, hearing protection), check site access and transport (van or trailer depending on weight/size). Hose runs and consumables are agreed on the quote.

New vs refurbished — how we talk about it

In line with distributor messaging: new units stress up-to-date blowing trains and controlled throughput; refurbished stock targets value with inspection and preparation. Rental with EarthLease covers peaks or trials without capital outlay.

KRENDL blowing machines (new & used) — technical detail

Insulation blowing machines for blown cellulose and mineral wools. EarthLease focuses on rental of KRENDL-class equipment, with quotes tailored to your site.

KRENDL machine line

• Insulation machines for blowing cellulose wool and loose-fill insulants, with accessories.
• Partnership with US manufacturer KRENDL: machines to blow and inject cellulose and all loose-fill types.
• Manufacturer warranty and fast after-sales in France; regular servicing possible.
• Spare parts and accessories: hoses, nozzles, fittings, reducers, filters, turbines, paddles, etc.

KRENDL 425 — compact range

• Powerful, light, economical; ideal for rental with minimal upkeep for blowing and dense-packing wool and mineral wool.
• Same powerful motor as the 575.
• Glass wool output 91 kg/h; cellulose 499 kg/h; weight 97 kg; splits for transport.

KRENDL 575 — 1 or 2 turbines

• High-output portable blowing: cellulose 1179–1270 kg/h; glass wool fibre 363–454 kg/h.
• Tilting load system; wired + wireless remote; tool compartment; 45 m hose kit in 76 mm; 2-year warranty on kit (typical KRENDL configuration).
• 575 twin-turbine: top throughput in class for cellulose, glass wool, rock wool, wood fibre, granulated cork; dense-pack walls and roof slopes; wet spray cellulose applications.

KRENDL 2300 — twin turbine

• Cellulose output 1360 kg/h; glass wool fibre 454 kg/h (typical published KRENDL throughput figures).
• More powerful variants available on request; optional on-site training with EarthLease™ for loose-fill installation.

Reconditioned machines on the market are often sold with a multi-year warranty; EarthLease rental stock and pricing are confirmed individually on quotation.