In the building instruction we recommend to use three spring isolators for the heat pump outdoor unit. Heat pump outdoor units for heating & cooling purposes weight typically above 40 kg and can be equipped using three 3HS20 Isolators.

InfiniSpring® 3HS20 Isolator is made from a 3 mm plate thickness steel sheet and optimal for heating & cooling purpose heat pump outdoor units, 30-60 kg. Figure 2 below shows the 3HS20 spring isolator design.

Figure 2. InfiniSpring® 3HS20 Isolator with two loop portions for loads 30-60 kg (heating & cooling units)

Following materials need to be purchased with following cost estimates. 

3HS10 or 3HS20 Isolators: 3 pcs (15 €)

Wood: 48×98 wood, altogether around 8 meters 

For the floor stand: 2x55cm (transversal parts) + 4x45cm (foots) + 2x100cm (longitudinal parts) + 4x10cm (support blocks) + 4x~50cm (upper frame, more exact dimensions are informed in instruction points 1 &2)

(Total wood cost 48×98: 2,75 €/m x 8 m = 22 €)

Screws for the frame parts: 5x90mm sunk head screws ~ 8 pcs, 5x140mm sunk head screws ~24 pieces

Screws for the outdoor unit: 10x50mm head screws & M10 washers 4 pcs

Isolator screws: 5×40 mm pan head screws 12 pcs, M5 washers 24 pcs

(All screws cost around 4 €)

TOTAL COST: 41 €

You can find below shown building instruction for the heat pump from following link: Heat Pump and Air Conditioner Floor Stand Building Instruction Product Card. You can buy the spring isolators directly from us through contacting us. For industrial size and heavier heat pumps and air conditioners we have bigger size spring isolators available and please contact us directly for any isolator needs. 

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