Spacer Options between Chassis and Bottom Panel Reinforcements

Fill Space (> 20mm) in between both parts and reinforce for maximum security

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Fill Space:

• Polystyrene spray?

  • https://www.3mcanada.ca/3M/en_CA/company-ca/all-3m-products/~/3M-Polystyrene-Foam-Insulation-78-Spray-Adhesive-Inverted-78-24OZ-IND-INV-24-fl-oz-/?N=5002385+3293733795&rt=rud

  • Fit the shape of the gap

  • 25$ plus tax for 24 oz. net volume

  • Used in automotive industry so that's good

  • Strength?

  • Strength of bond?

  • two part epoxy to bond? https://www.permabond.com/products/two-part-epoxies-selector-guide/

• Expandable foam tape/Expandable foam tape for metal roofs

  • 1/2”-1” wide by 1/4” height and it expands up to 1” or 1.5”

  • Can withstand a large temperature range (depending on product)

  • Conforms and contours to the gap, compresses and expands with gap to a certain extent

  • Meant for metal on metal adhesion, used to close gaps in metal roofs and has other uses

  • Prices as low as $16.99

  • https://marcoindustries.com/products/sealants/x-seal-expandable-foam-tape

  • https://www.homehardware.ca/en/38-1-12-self-expanding-foam-weatherstripping-tape-for-metal-roofs/p/2395111

  • https://www.bestmaterials.com/detail.aspx?ID=20220

  • https://www.roofthings.com/expanding-foam-metal-roof-sealant.html - double sided

Reinforce:

Something to keep the bottom panel from detaching from the adhesive (need support in the upwards direction).