R-value and U-factor of a wall or roof assembly from layers and thickness, with a framing-fraction correction and heat flow.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.02 USDC | 0xb531...DBDa |
| solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | 0.02 tokens | DUPiup...Em8s |
| Polygon | exact | $0.02 USDC | 0xb531...DBDa |
| Arbitrum One | exact | $0.02 USDC | 0xb531...DBDa |